Home / 38,124.93-57,195.04-13,165.90

Finding the Fourth Proportional to 38,124.93, 57,195.04 and 13,165.90

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Solution

The fourth proportional to 38,124.93, 57,195.04 and 13,165.90 is: 19,751.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,124.93 : 57,195.04 = 13,165.90 : x
  2. Step 2: Convert to fraction form
    38,124.93/57,195.04 = 13,165.90/x
  3. Step 3: Cross multiply
    38,124.93x = 57,195.04 × 13,165.90
  4. Step 4: Simplify right side
    38,124.93x = 753,024,177.14
  5. Step 5: Solve for x
    x = 753,024,177.14/38,124.93
  6. Step 6: Final answer
    x = 19,751.49

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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.