Home / 26,672.10-40,008.15-22,443.90

Finding the Fourth Proportional to 26,672.10, 40,008.15 and 22,443.90

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Solution

The fourth proportional to 26,672.10, 40,008.15 and 22,443.90 is: 33,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,672.10 : 40,008.15 = 22,443.90 : x
  2. Step 2: Convert to fraction form
    26,672.10/40,008.15 = 22,443.90/x
  3. Step 3: Cross multiply
    26,672.10x = 40,008.15 × 22,443.90
  4. Step 4: Simplify right side
    26,672.10x = 897,938,917.79
  5. Step 5: Solve for x
    x = 897,938,917.79/26,672.10
  6. Step 6: Final answer
    x = 33,665.85

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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.