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Finding the Fourth Proportional to 39,495.92, 59,243.88 and 15,814.14

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Solution

The fourth proportional to 39,495.92, 59,243.88 and 15,814.14 is: 23,721.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,495.92 : 59,243.88 = 15,814.14 : x
  2. Step 2: Convert to fraction form
    39,495.92/59,243.88 = 15,814.14/x
  3. Step 3: Cross multiply
    39,495.92x = 59,243.88 × 15,814.14
  4. Step 4: Simplify right side
    39,495.92x = 936,891,012.46
  5. Step 5: Solve for x
    x = 936,891,012.46/39,495.92
  6. Step 6: Final answer
    x = 23,721.21

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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.