Home / 36,981.88-55,470.66-10,686.04

Finding the Fourth Proportional to 36,981.88, 55,470.66 and 10,686.04

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Solution

The fourth proportional to 36,981.88, 55,470.66 and 10,686.04 is: 16,028.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,981.88 : 55,470.66 = 10,686.04 : x
  2. Step 2: Convert to fraction form
    36,981.88/55,470.66 = 10,686.04/x
  3. Step 3: Cross multiply
    36,981.88x = 55,470.66 × 10,686.04
  4. Step 4: Simplify right side
    36,981.88x = 592,761,691.59
  5. Step 5: Solve for x
    x = 592,761,691.59/36,981.88
  6. Step 6: Final answer
    x = 16,028.44

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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.