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Finding the Fourth Proportional to 29,447.28, 44,170.88 and 7,559.28

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Solution

The fourth proportional to 29,447.28, 44,170.88 and 7,559.28 is: 11,338.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,447.28 : 44,170.88 = 7,559.28 : x
  2. Step 2: Convert to fraction form
    29,447.28/44,170.88 = 7,559.28/x
  3. Step 3: Cross multiply
    29,447.28x = 44,170.88 × 7,559.28
  4. Step 4: Simplify right side
    29,447.28x = 333,900,049.77
  5. Step 5: Solve for x
    x = 333,900,049.77/29,447.28
  6. Step 6: Final answer
    x = 11,338.91

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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.