Home / 24,781.12-34,197.60-15,352

Finding the Fourth Proportional to 24,781.12, 34,197.60 and 15,352

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Solution

The fourth proportional to 24,781.12, 34,197.60 and 15,352 is: 21,185.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,781.12 : 34,197.60 = 15,352 : x
  2. Step 2: Convert to fraction form
    24,781.12/34,197.60 = 15,352/x
  3. Step 3: Cross multiply
    24,781.12x = 34,197.60 × 15,352
  4. Step 4: Simplify right side
    24,781.12x = 525,001,555.20
  5. Step 5: Solve for x
    x = 525,001,555.20/24,781.12
  6. Step 6: Final answer
    x = 21,185.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.