Home / 29,331.60-43,997.40-15,334.80

Finding the Fourth Proportional to 29,331.60, 43,997.40 and 15,334.80

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Solution

The fourth proportional to 29,331.60, 43,997.40 and 15,334.80 is: 23,002.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,331.60 : 43,997.40 = 15,334.80 : x
  2. Step 2: Convert to fraction form
    29,331.60/43,997.40 = 15,334.80/x
  3. Step 3: Cross multiply
    29,331.60x = 43,997.40 × 15,334.80
  4. Step 4: Simplify right side
    29,331.60x = 674,691,329.52
  5. Step 5: Solve for x
    x = 674,691,329.52/29,331.60
  6. Step 6: Final answer
    x = 23,002.20

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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.