Home / 39,436.68-59,154.78-9,854.36

Finding the Fourth Proportional to 39,436.68, 59,154.78 and 9,854.36

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Solution

The fourth proportional to 39,436.68, 59,154.78 and 9,854.36 is: 14,781.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,436.68 : 59,154.78 = 9,854.36 : x
  2. Step 2: Convert to fraction form
    39,436.68/59,154.78 = 9,854.36/x
  3. Step 3: Cross multiply
    39,436.68x = 59,154.78 × 9,854.36
  4. Step 4: Simplify right side
    39,436.68x = 582,932,497.84
  5. Step 5: Solve for x
    x = 582,932,497.84/39,436.68
  6. Step 6: Final answer
    x = 14,781.48

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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.