Home / 38,908.20-53,693.42-22,772.58

Finding the Fourth Proportional to 38,908.20, 53,693.42 and 22,772.58

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Solution

The fourth proportional to 38,908.20, 53,693.42 and 22,772.58 is: 31,426.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,908.20 : 53,693.42 = 22,772.58 : x
  2. Step 2: Convert to fraction form
    38,908.20/53,693.42 = 22,772.58/x
  3. Step 3: Cross multiply
    38,908.20x = 53,693.42 × 22,772.58
  4. Step 4: Simplify right side
    38,908.20x = 1,222,737,689.24
  5. Step 5: Solve for x
    x = 1,222,737,689.24/38,908.20
  6. Step 6: Final answer
    x = 31,426.22

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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.