Home / 38,498.28-57,742.56-13,537.32

Finding the Fourth Proportional to 38,498.28, 57,742.56 and 13,537.32

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Solution

The fourth proportional to 38,498.28, 57,742.56 and 13,537.32 is: 20,304.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,498.28 : 57,742.56 = 13,537.32 : x
  2. Step 2: Convert to fraction form
    38,498.28/57,742.56 = 13,537.32/x
  3. Step 3: Cross multiply
    38,498.28x = 57,742.56 × 13,537.32
  4. Step 4: Simplify right side
    38,498.28x = 781,679,512.34
  5. Step 5: Solve for x
    x = 781,679,512.34/38,498.28
  6. Step 6: Final answer
    x = 20,304.27

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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.