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Finding the Fourth Proportional to 29,153.90, 40,191.31 and 24,659.48

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Solution

The fourth proportional to 29,153.90, 40,191.31 and 24,659.48 is: 33,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,153.90 : 40,191.31 = 24,659.48 : x
  2. Step 2: Convert to fraction form
    29,153.90/40,191.31 = 24,659.48/x
  3. Step 3: Cross multiply
    29,153.90x = 40,191.31 × 24,659.48
  4. Step 4: Simplify right side
    29,153.90x = 991,096,805.12
  5. Step 5: Solve for x
    x = 991,096,805.12/29,153.90
  6. Step 6: Final answer
    x = 33,995.34

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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.