Home / 25,156.14-37,732.05-8,515.80

Finding the Fourth Proportional to 25,156.14, 37,732.05 and 8,515.80

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Solution

The fourth proportional to 25,156.14, 37,732.05 and 8,515.80 is: 12,772.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,156.14 : 37,732.05 = 8,515.80 : x
  2. Step 2: Convert to fraction form
    25,156.14/37,732.05 = 8,515.80/x
  3. Step 3: Cross multiply
    25,156.14x = 37,732.05 × 8,515.80
  4. Step 4: Simplify right side
    25,156.14x = 321,318,591.39
  5. Step 5: Solve for x
    x = 321,318,591.39/25,156.14
  6. Step 6: Final answer
    x = 12,772.97

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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.