Home / 38,251.31-57,293.73-18,488.25

Finding the Fourth Proportional to 38,251.31, 57,293.73 and 18,488.25

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Solution

The fourth proportional to 38,251.31, 57,293.73 and 18,488.25 is: 27,692.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,251.31 : 57,293.73 = 18,488.25 : x
  2. Step 2: Convert to fraction form
    38,251.31/57,293.73 = 18,488.25/x
  3. Step 3: Cross multiply
    38,251.31x = 57,293.73 × 18,488.25
  4. Step 4: Simplify right side
    38,251.31x = 1,059,260,803.67
  5. Step 5: Solve for x
    x = 1,059,260,803.67/38,251.31
  6. Step 6: Final answer
    x = 27,692.15

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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.