Home / 61,627.10-92,451.92-19,517.76

Finding the Fourth Proportional to 61,627.10, 92,451.92 and 19,517.76

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Solution

The fourth proportional to 61,627.10, 92,451.92 and 19,517.76 is: 29,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,627.10 : 92,451.92 = 19,517.76 : x
  2. Step 2: Convert to fraction form
    61,627.10/92,451.92 = 19,517.76/x
  3. Step 3: Cross multiply
    61,627.10x = 92,451.92 × 19,517.76
  4. Step 4: Simplify right side
    61,627.10x = 1,804,454,288.51
  5. Step 5: Solve for x
    x = 1,804,454,288.51/61,627.10
  6. Step 6: Final answer
    x = 29,280.21

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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.