Home / 39,569.61-59,352.29-9,987.71

Finding the Fourth Proportional to 39,569.61, 59,352.29 and 9,987.71

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Solution

The fourth proportional to 39,569.61, 59,352.29 and 9,987.71 is: 14,981.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,569.61 : 59,352.29 = 9,987.71 : x
  2. Step 2: Convert to fraction form
    39,569.61/59,352.29 = 9,987.71/x
  3. Step 3: Cross multiply
    39,569.61x = 59,352.29 × 9,987.71
  4. Step 4: Simplify right side
    39,569.61x = 592,793,207.29
  5. Step 5: Solve for x
    x = 592,793,207.29/39,569.61
  6. Step 6: Final answer
    x = 14,981.02

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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.