Home / 18,722.92-28,060.80-16,377.34

Finding the Fourth Proportional to 18,722.92, 28,060.80 and 16,377.34

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Solution

The fourth proportional to 18,722.92, 28,060.80 and 16,377.34 is: 24,545.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,722.92 : 28,060.80 = 16,377.34 : x
  2. Step 2: Convert to fraction form
    18,722.92/28,060.80 = 16,377.34/x
  3. Step 3: Cross multiply
    18,722.92x = 28,060.80 × 16,377.34
  4. Step 4: Simplify right side
    18,722.92x = 459,561,262.27
  5. Step 5: Solve for x
    x = 459,561,262.27/18,722.92
  6. Step 6: Final answer
    x = 24,545.38

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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.