Home / 22,511.26-33,770.85-8,659.18

Finding the Fourth Proportional to 22,511.26, 33,770.85 and 8,659.18

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Solution

The fourth proportional to 22,511.26, 33,770.85 and 8,659.18 is: 12,990.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,511.26 : 33,770.85 = 8,659.18 : x
  2. Step 2: Convert to fraction form
    22,511.26/33,770.85 = 8,659.18/x
  3. Step 3: Cross multiply
    22,511.26x = 33,770.85 × 8,659.18
  4. Step 4: Simplify right side
    22,511.26x = 292,427,868.90
  5. Step 5: Solve for x
    x = 292,427,868.90/22,511.26
  6. Step 6: Final answer
    x = 12,990.29

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1.5x scale

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.