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Finding the Fourth Proportional to 29,109.40, 43,566.90 and 25,610.20

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Solution

The fourth proportional to 29,109.40, 43,566.90 and 25,610.20 is: 38,329.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,109.40 : 43,566.90 = 25,610.20 : x
  2. Step 2: Convert to fraction form
    29,109.40/43,566.90 = 25,610.20/x
  3. Step 3: Cross multiply
    29,109.40x = 43,566.90 × 25,610.20
  4. Step 4: Simplify right side
    29,109.40x = 1,115,757,022.38
  5. Step 5: Solve for x
    x = 1,115,757,022.38/29,109.40
  6. Step 6: Final answer
    x = 38,329.78

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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.