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Finding the Fourth Proportional to 29,442.60, 44,163.90 and 29,005.20

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Solution

The fourth proportional to 29,442.60, 44,163.90 and 29,005.20 is: 43,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,442.60 : 44,163.90 = 29,005.20 : x
  2. Step 2: Convert to fraction form
    29,442.60/44,163.90 = 29,005.20/x
  3. Step 3: Cross multiply
    29,442.60x = 44,163.90 × 29,005.20
  4. Step 4: Simplify right side
    29,442.60x = 1,280,982,752.28
  5. Step 5: Solve for x
    x = 1,280,982,752.28/29,442.60
  6. Step 6: Final answer
    x = 43,507.80

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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.