Home / 38,402.38-53,007.24-22,481.02

Finding the Fourth Proportional to 38,402.38, 53,007.24 and 22,481.02

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Solution

The fourth proportional to 38,402.38, 53,007.24 and 22,481.02 is: 31,030.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,402.38 : 53,007.24 = 22,481.02 : x
  2. Step 2: Convert to fraction form
    38,402.38/53,007.24 = 22,481.02/x
  3. Step 3: Cross multiply
    38,402.38x = 53,007.24 × 22,481.02
  4. Step 4: Simplify right side
    38,402.38x = 1,191,656,822.58
  5. Step 5: Solve for x
    x = 1,191,656,822.58/38,402.38
  6. Step 6: Final answer
    x = 31,030.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.