Home / 38,443.80-57,663.27-17,385.42

Finding the Fourth Proportional to 38,443.80, 57,663.27 and 17,385.42

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Solution

The fourth proportional to 38,443.80, 57,663.27 and 17,385.42 is: 26,077.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,443.80 : 57,663.27 = 17,385.42 : x
  2. Step 2: Convert to fraction form
    38,443.80/57,663.27 = 17,385.42/x
  3. Step 3: Cross multiply
    38,443.80x = 57,663.27 × 17,385.42
  4. Step 4: Simplify right side
    38,443.80x = 1,002,500,167.52
  5. Step 5: Solve for x
    x = 1,002,500,167.52/38,443.80
  6. Step 6: Final answer
    x = 26,077.03

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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.