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Finding the Fourth Proportional to 34,132.80, 51,200.80 and 10,761.04

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Solution

The fourth proportional to 34,132.80, 51,200.80 and 10,761.04 is: 16,142.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,132.80 : 51,200.80 = 10,761.04 : x
  2. Step 2: Convert to fraction form
    34,132.80/51,200.80 = 10,761.04/x
  3. Step 3: Cross multiply
    34,132.80x = 51,200.80 × 10,761.04
  4. Step 4: Simplify right side
    34,132.80x = 550,973,856.83
  5. Step 5: Solve for x
    x = 550,973,856.83/34,132.80
  6. Step 6: Final answer
    x = 16,142.06

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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.