Home / 38,255.52-57,381.68-13,301.22

Finding the Fourth Proportional to 38,255.52, 57,381.68 and 13,301.22

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Solution

The fourth proportional to 38,255.52, 57,381.68 and 13,301.22 is: 19,951.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,255.52 : 57,381.68 = 13,301.22 : x
  2. Step 2: Convert to fraction form
    38,255.52/57,381.68 = 13,301.22/x
  3. Step 3: Cross multiply
    38,255.52x = 57,381.68 × 13,301.22
  4. Step 4: Simplify right side
    38,255.52x = 763,246,349.65
  5. Step 5: Solve for x
    x = 763,246,349.65/38,255.52
  6. Step 6: Final answer
    x = 19,951.27

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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.