Home / 25,143.38-37,716.33-6,423.56

Finding the Fourth Proportional to 25,143.38, 37,716.33 and 6,423.56

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Solution

The fourth proportional to 25,143.38, 37,716.33 and 6,423.56 is: 9,635.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,143.38 : 37,716.33 = 6,423.56 : x
  2. Step 2: Convert to fraction form
    25,143.38/37,716.33 = 6,423.56/x
  3. Step 3: Cross multiply
    25,143.38x = 37,716.33 × 6,423.56
  4. Step 4: Simplify right side
    25,143.38x = 242,273,108.73
  5. Step 5: Solve for x
    x = 242,273,108.73/25,143.38
  6. Step 6: Final answer
    x = 9,635.66

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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.