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Finding the Fourth Proportional to 29,659.68, 44,489.58 and 7,472.88

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Solution

The fourth proportional to 29,659.68, 44,489.58 and 7,472.88 is: 11,209.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,659.68 : 44,489.58 = 7,472.88 : x
  2. Step 2: Convert to fraction form
    29,659.68/44,489.58 = 7,472.88/x
  3. Step 3: Cross multiply
    29,659.68x = 44,489.58 × 7,472.88
  4. Step 4: Simplify right side
    29,659.68x = 332,465,292.59
  5. Step 5: Solve for x
    x = 332,465,292.59/29,659.68
  6. Step 6: Final answer
    x = 11,209.34

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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.