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Finding the Fourth Proportional to 29,086.42, 43,593.04 and 15,758.91

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Solution

The fourth proportional to 29,086.42, 43,593.04 and 15,758.91 is: 23,618.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,086.42 : 43,593.04 = 15,758.91 : x
  2. Step 2: Convert to fraction form
    29,086.42/43,593.04 = 15,758.91/x
  3. Step 3: Cross multiply
    29,086.42x = 43,593.04 × 15,758.91
  4. Step 4: Simplify right side
    29,086.42x = 686,978,793.99
  5. Step 5: Solve for x
    x = 686,978,793.99/29,086.42
  6. Step 6: Final answer
    x = 23,618.54

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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.