Home / 38,600.52-57,908.08-13,293.30

Finding the Fourth Proportional to 38,600.52, 57,908.08 and 13,293.30

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Solution

The fourth proportional to 38,600.52, 57,908.08 and 13,293.30 is: 19,942.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,600.52 : 57,908.08 = 13,293.30 : x
  2. Step 2: Convert to fraction form
    38,600.52/57,908.08 = 13,293.30/x
  3. Step 3: Cross multiply
    38,600.52x = 57,908.08 × 13,293.30
  4. Step 4: Simplify right side
    38,600.52x = 769,789,479.86
  5. Step 5: Solve for x
    x = 769,789,479.86/38,600.52
  6. Step 6: Final answer
    x = 19,942.46

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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.