Home / 27,001.87-40,503.17-9,472.21

Finding the Fourth Proportional to 27,001.87, 40,503.17 and 9,472.21

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Solution

The fourth proportional to 27,001.87, 40,503.17 and 9,472.21 is: 14,208.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,001.87 : 40,503.17 = 9,472.21 : x
  2. Step 2: Convert to fraction form
    27,001.87/40,503.17 = 9,472.21/x
  3. Step 3: Cross multiply
    27,001.87x = 40,503.17 × 9,472.21
  4. Step 4: Simplify right side
    27,001.87x = 383,654,531.91
  5. Step 5: Solve for x
    x = 383,654,531.91/27,001.87
  6. Step 6: Final answer
    x = 14,208.44

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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.