Home / 25,143.92-37,717.70-8,505.71

Finding the Fourth Proportional to 25,143.92, 37,717.70 and 8,505.71

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Solution

The fourth proportional to 25,143.92, 37,717.70 and 8,505.71 is: 12,759.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,143.92 : 37,717.70 = 8,505.71 : x
  2. Step 2: Convert to fraction form
    25,143.92/37,717.70 = 8,505.71/x
  3. Step 3: Cross multiply
    25,143.92x = 37,717.70 × 8,505.71
  4. Step 4: Simplify right side
    25,143.92x = 320,815,586.95
  5. Step 5: Solve for x
    x = 320,815,586.95/25,143.92
  6. Step 6: Final answer
    x = 12,759.17

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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.