Home / 16,545.13-22,855.50-15,050.41

Finding the Fourth Proportional to 16,545.13, 22,855.50 and 15,050.41

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Solution

The fourth proportional to 16,545.13, 22,855.50 and 15,050.41 is: 20,790.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,545.13 : 22,855.50 = 15,050.41 : x
  2. Step 2: Convert to fraction form
    16,545.13/22,855.50 = 15,050.41/x
  3. Step 3: Cross multiply
    16,545.13x = 22,855.50 × 15,050.41
  4. Step 4: Simplify right side
    16,545.13x = 343,984,645.76
  5. Step 5: Solve for x
    x = 343,984,645.76/16,545.13
  6. Step 6: Final answer
    x = 20,790.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.