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Finding the Fourth Proportional to 29,134.60, 43,701.90 and 25,851.40

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Solution

The fourth proportional to 29,134.60, 43,701.90 and 25,851.40 is: 38,777.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,134.60 : 43,701.90 = 25,851.40 : x
  2. Step 2: Convert to fraction form
    29,134.60/43,701.90 = 25,851.40/x
  3. Step 3: Cross multiply
    29,134.60x = 43,701.90 × 25,851.40
  4. Step 4: Simplify right side
    29,134.60x = 1,129,755,297.66
  5. Step 5: Solve for x
    x = 1,129,755,297.66/29,134.60
  6. Step 6: Final answer
    x = 38,777.10

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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.