Home / 29,220.98-40,327.88-17,897.85

Finding the Fourth Proportional to 29,220.98, 40,327.88 and 17,897.85

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Solution

The fourth proportional to 29,220.98, 40,327.88 and 17,897.85 is: 24,700.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,220.98 : 40,327.88 = 17,897.85 : x
  2. Step 2: Convert to fraction form
    29,220.98/40,327.88 = 17,897.85/x
  3. Step 3: Cross multiply
    29,220.98x = 40,327.88 × 17,897.85
  4. Step 4: Simplify right side
    29,220.98x = 721,782,257.57
  5. Step 5: Solve for x
    x = 721,782,257.57/29,220.98
  6. Step 6: Final answer
    x = 24,700.83

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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.