Home / 18,534.12-27,801.18-6,230.76

Finding the Fourth Proportional to 18,534.12, 27,801.18 and 6,230.76

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Solution

The fourth proportional to 18,534.12, 27,801.18 and 6,230.76 is: 9,346.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534.12 : 27,801.18 = 6,230.76 : x
  2. Step 2: Convert to fraction form
    18,534.12/27,801.18 = 6,230.76/x
  3. Step 3: Cross multiply
    18,534.12x = 27,801.18 × 6,230.76
  4. Step 4: Simplify right side
    18,534.12x = 173,222,480.30
  5. Step 5: Solve for x
    x = 173,222,480.30/18,534.12
  6. Step 6: Final answer
    x = 9,346.14

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.