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Finding the Fourth Proportional to 30,802.53, 45,980.97 and 27,065.85

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Solution

The fourth proportional to 30,802.53, 45,980.97 and 27,065.85 is: 40,402.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,802.53 : 45,980.97 = 27,065.85 : x
  2. Step 2: Convert to fraction form
    30,802.53/45,980.97 = 27,065.85/x
  3. Step 3: Cross multiply
    30,802.53x = 45,980.97 × 27,065.85
  4. Step 4: Simplify right side
    30,802.53x = 1,244,514,036.87
  5. Step 5: Solve for x
    x = 1,244,514,036.87/30,802.53
  6. Step 6: Final answer
    x = 40,402.98

Related Problems

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Half scale
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Double scale
Find fourth proportional to 30,803.53, 45,982.46 and 27,066.85
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.