Home / 29,221.98-40,329.26-17,898.85

Finding the Fourth Proportional to 29,221.98, 40,329.26 and 17,898.85

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Solution

The fourth proportional to 29,221.98, 40,329.26 and 17,898.85 is: 24,702.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,221.98 : 40,329.26 = 17,898.85 : x
  2. Step 2: Convert to fraction form
    29,221.98/40,329.26 = 17,898.85/x
  3. Step 3: Cross multiply
    29,221.98x = 40,329.26 × 17,898.85
  4. Step 4: Simplify right side
    29,221.98x = 721,847,375.35
  5. Step 5: Solve for x
    x = 721,847,375.35/29,221.98
  6. Step 6: Final answer
    x = 24,702.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.