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Finding the Fourth Proportional to 29,451.18, 44,177.02 and 8,391.20

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Solution

The fourth proportional to 29,451.18, 44,177.02 and 8,391.20 is: 12,586.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,451.18 : 44,177.02 = 8,391.20 : x
  2. Step 2: Convert to fraction form
    29,451.18/44,177.02 = 8,391.20/x
  3. Step 3: Cross multiply
    29,451.18x = 44,177.02 × 8,391.20
  4. Step 4: Simplify right side
    29,451.18x = 370,698,210.22
  5. Step 5: Solve for x
    x = 370,698,210.22/29,451.18
  6. Step 6: Final answer
    x = 12,586.87

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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.