Home / 24,909.80-34,374.90-13,731.56

Finding the Fourth Proportional to 24,909.80, 34,374.90 and 13,731.56

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Solution

The fourth proportional to 24,909.80, 34,374.90 and 13,731.56 is: 18,949.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,909.80 : 34,374.90 = 13,731.56 : x
  2. Step 2: Convert to fraction form
    24,909.80/34,374.90 = 13,731.56/x
  3. Step 3: Cross multiply
    24,909.80x = 34,374.90 × 13,731.56
  4. Step 4: Simplify right side
    24,909.80x = 472,021,001.84
  5. Step 5: Solve for x
    x = 472,021,001.84/24,909.80
  6. Step 6: Final answer
    x = 18,949.21

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1.5x scale

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.