Home / 38,552.18-57,788.88-21,877

Finding the Fourth Proportional to 38,552.18, 57,788.88 and 21,877

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Solution

The fourth proportional to 38,552.18, 57,788.88 and 21,877 is: 32,793.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,552.18 : 57,788.88 = 21,877 : x
  2. Step 2: Convert to fraction form
    38,552.18/57,788.88 = 21,877/x
  3. Step 3: Cross multiply
    38,552.18x = 57,788.88 × 21,877
  4. Step 4: Simplify right side
    38,552.18x = 1,264,247,327.76
  5. Step 5: Solve for x
    x = 1,264,247,327.76/38,552.18
  6. Step 6: Final answer
    x = 32,793.15

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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.