Home / 12,575.90-17,348.77-9,041.17

Finding the Fourth Proportional to 12,575.90, 17,348.77 and 9,041.17

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Solution

The fourth proportional to 12,575.90, 17,348.77 and 9,041.17 is: 12,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,575.90 : 17,348.77 = 9,041.17 : x
  2. Step 2: Convert to fraction form
    12,575.90/17,348.77 = 9,041.17/x
  3. Step 3: Cross multiply
    12,575.90x = 17,348.77 × 9,041.17
  4. Step 4: Simplify right side
    12,575.90x = 156,853,046.91
  5. Step 5: Solve for x
    x = 156,853,046.91/12,575.90
  6. Step 6: Final answer
    x = 12,472.51

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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.