Home / 16,981.94-25,472.92-5,295.14

Finding the Fourth Proportional to 16,981.94, 25,472.92 and 5,295.14

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Solution

The fourth proportional to 16,981.94, 25,472.92 and 5,295.14 is: 7,942.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,981.94 : 25,472.92 = 5,295.14 : x
  2. Step 2: Convert to fraction form
    16,981.94/25,472.92 = 5,295.14/x
  3. Step 3: Cross multiply
    16,981.94x = 25,472.92 × 5,295.14
  4. Step 4: Simplify right side
    16,981.94x = 134,882,677.61
  5. Step 5: Solve for x
    x = 134,882,677.61/16,981.94
  6. Step 6: Final answer
    x = 7,942.71

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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.