Home / 34,251.87-51,384.69-12,080.96

Finding the Fourth Proportional to 34,251.87, 51,384.69 and 12,080.96

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Solution

The fourth proportional to 34,251.87, 51,384.69 and 12,080.96 is: 18,123.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,251.87 : 51,384.69 = 12,080.96 : x
  2. Step 2: Convert to fraction form
    34,251.87/51,384.69 = 12,080.96/x
  3. Step 3: Cross multiply
    34,251.87x = 51,384.69 × 12,080.96
  4. Step 4: Simplify right side
    34,251.87x = 620,776,127.58
  5. Step 5: Solve for x
    x = 620,776,127.58/34,251.87
  6. Step 6: Final answer
    x = 18,123.86

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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.