Home / 36,732.18-50,691.02-20,816.29

Finding the Fourth Proportional to 36,732.18, 50,691.02 and 20,816.29

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Solution

The fourth proportional to 36,732.18, 50,691.02 and 20,816.29 is: 28,726.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,732.18 : 50,691.02 = 20,816.29 : x
  2. Step 2: Convert to fraction form
    36,732.18/50,691.02 = 20,816.29/x
  3. Step 3: Cross multiply
    36,732.18x = 50,691.02 × 20,816.29
  4. Step 4: Simplify right side
    36,732.18x = 1,055,198,932.00
  5. Step 5: Solve for x
    x = 1,055,198,932.00/36,732.18
  6. Step 6: Final answer
    x = 28,726.82

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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.