Home / 37,892.13-52,294.68-21,761.70

Finding the Fourth Proportional to 37,892.13, 52,294.68 and 21,761.70

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Solution

The fourth proportional to 37,892.13, 52,294.68 and 21,761.70 is: 30,033.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,892.13 : 52,294.68 = 21,761.70 : x
  2. Step 2: Convert to fraction form
    37,892.13/52,294.68 = 21,761.70/x
  3. Step 3: Cross multiply
    37,892.13x = 52,294.68 × 21,761.70
  4. Step 4: Simplify right side
    37,892.13x = 1,138,021,137.76
  5. Step 5: Solve for x
    x = 1,138,021,137.76/37,892.13
  6. Step 6: Final answer
    x = 30,033.18

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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.