Home / 16,471.91-24,711.80-5,378.62

Finding the Fourth Proportional to 16,471.91, 24,711.80 and 5,378.62

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Solution

The fourth proportional to 16,471.91, 24,711.80 and 5,378.62 is: 8,069.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,471.91 : 24,711.80 = 5,378.62 : x
  2. Step 2: Convert to fraction form
    16,471.91/24,711.80 = 5,378.62/x
  3. Step 3: Cross multiply
    16,471.91x = 24,711.80 × 5,378.62
  4. Step 4: Simplify right side
    16,471.91x = 132,915,381.72
  5. Step 5: Solve for x
    x = 132,915,381.72/16,471.91
  6. Step 6: Final answer
    x = 8,069.21

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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.