Home / 39,854.92-59,781.74-13,577.96

Finding the Fourth Proportional to 39,854.92, 59,781.74 and 13,577.96

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Solution

The fourth proportional to 39,854.92, 59,781.74 and 13,577.96 is: 20,366.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,854.92 : 59,781.74 = 13,577.96 : x
  2. Step 2: Convert to fraction form
    39,854.92/59,781.74 = 13,577.96/x
  3. Step 3: Cross multiply
    39,854.92x = 59,781.74 × 13,577.96
  4. Step 4: Simplify right side
    39,854.92x = 811,714,074.45
  5. Step 5: Solve for x
    x = 811,714,074.45/39,854.92
  6. Step 6: Final answer
    x = 20,366.72

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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.