Home / 42,149.16-63,226.98-15,853.32

Finding the Fourth Proportional to 42,149.16, 63,226.98 and 15,853.32

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Solution

The fourth proportional to 42,149.16, 63,226.98 and 15,853.32 is: 23,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,149.16 : 63,226.98 = 15,853.32 : x
  2. Step 2: Convert to fraction form
    42,149.16/63,226.98 = 15,853.32/x
  3. Step 3: Cross multiply
    42,149.16x = 63,226.98 × 15,853.32
  4. Step 4: Simplify right side
    42,149.16x = 1,002,357,546.57
  5. Step 5: Solve for x
    x = 1,002,357,546.57/42,149.16
  6. Step 6: Final answer
    x = 23,781.20

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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.