Home / 61,821.20-92,732-22,362.46

Finding the Fourth Proportional to 61,821.20, 92,732 and 22,362.46

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Solution

The fourth proportional to 61,821.20, 92,732 and 22,362.46 is: 33,543.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,821.20 : 92,732 = 22,362.46 : x
  2. Step 2: Convert to fraction form
    61,821.20/92,732 = 22,362.46/x
  3. Step 3: Cross multiply
    61,821.20x = 92,732 × 22,362.46
  4. Step 4: Simplify right side
    61,821.20x = 2,073,715,640.72
  5. Step 5: Solve for x
    x = 2,073,715,640.72/61,821.20
  6. Step 6: Final answer
    x = 33,543.76

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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.