Home / 39,545.28-59,317.92-9,963

Finding the Fourth Proportional to 39,545.28, 59,317.92 and 9,963

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Solution

The fourth proportional to 39,545.28, 59,317.92 and 9,963 is: 14,944.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,545.28 : 59,317.92 = 9,963 : x
  2. Step 2: Convert to fraction form
    39,545.28/59,317.92 = 9,963/x
  3. Step 3: Cross multiply
    39,545.28x = 59,317.92 × 9,963
  4. Step 4: Simplify right side
    39,545.28x = 590,984,436.96
  5. Step 5: Solve for x
    x = 590,984,436.96/39,545.28
  6. Step 6: Final answer
    x = 14,944.50

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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.