Home / 29,331.04-43,997.40-10,612.80

Finding the Fourth Proportional to 29,331.04, 43,997.40 and 10,612.80

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Solution

The fourth proportional to 29,331.04, 43,997.40 and 10,612.80 is: 15,919.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,331.04 : 43,997.40 = 10,612.80 : x
  2. Step 2: Convert to fraction form
    29,331.04/43,997.40 = 10,612.80/x
  3. Step 3: Cross multiply
    29,331.04x = 43,997.40 × 10,612.80
  4. Step 4: Simplify right side
    29,331.04x = 466,935,606.72
  5. Step 5: Solve for x
    x = 466,935,606.72/29,331.04
  6. Step 6: Final answer
    x = 15,919.50

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Similar ratio
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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.