Home / 38,660.11-57,973.76-13,706.44

Finding the Fourth Proportional to 38,660.11, 57,973.76 and 13,706.44

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Solution

The fourth proportional to 38,660.11, 57,973.76 and 13,706.44 is: 20,553.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,660.11 : 57,973.76 = 13,706.44 : x
  2. Step 2: Convert to fraction form
    38,660.11/57,973.76 = 13,706.44/x
  3. Step 3: Cross multiply
    38,660.11x = 57,973.76 × 13,706.44
  4. Step 4: Simplify right side
    38,660.11x = 794,613,863.01
  5. Step 5: Solve for x
    x = 794,613,863.01/38,660.11
  6. Step 6: Final answer
    x = 20,553.84

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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.