Home / 27,229.80-37,577.10-15,898.44

Finding the Fourth Proportional to 27,229.80, 37,577.10 and 15,898.44

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Solution

The fourth proportional to 27,229.80, 37,577.10 and 15,898.44 is: 21,939.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,229.80 : 37,577.10 = 15,898.44 : x
  2. Step 2: Convert to fraction form
    27,229.80/37,577.10 = 15,898.44/x
  3. Step 3: Cross multiply
    27,229.80x = 37,577.10 × 15,898.44
  4. Step 4: Simplify right side
    27,229.80x = 597,417,269.72
  5. Step 5: Solve for x
    x = 597,417,269.72/27,229.80
  6. Step 6: Final answer
    x = 21,939.83

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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.