Home / 53,921.30-80,904.17-22,337.72

Finding the Fourth Proportional to 53,921.30, 80,904.17 and 22,337.72

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Solution

The fourth proportional to 53,921.30, 80,904.17 and 22,337.72 is: 33,515.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,921.30 : 80,904.17 = 22,337.72 : x
  2. Step 2: Convert to fraction form
    53,921.30/80,904.17 = 22,337.72/x
  3. Step 3: Cross multiply
    53,921.30x = 80,904.17 × 22,337.72
  4. Step 4: Simplify right side
    53,921.30x = 1,807,214,180.08
  5. Step 5: Solve for x
    x = 1,807,214,180.08/53,921.30
  6. Step 6: Final answer
    x = 33,515.78

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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.