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Finding the Fourth Proportional to 34,059.66, 51,089.44 and 10,687.92

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Solution

The fourth proportional to 34,059.66, 51,089.44 and 10,687.92 is: 16,031.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,059.66 : 51,089.44 = 10,687.92 : x
  2. Step 2: Convert to fraction form
    34,059.66/51,089.44 = 10,687.92/x
  3. Step 3: Cross multiply
    34,059.66x = 51,089.44 × 10,687.92
  4. Step 4: Simplify right side
    34,059.66x = 546,039,847.56
  5. Step 5: Solve for x
    x = 546,039,847.56/34,059.66
  6. Step 6: Final answer
    x = 16,031.86

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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.