Home / 16,520.46-22,788.69-10,545.41

Finding the Fourth Proportional to 16,520.46, 22,788.69 and 10,545.41

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Solution

The fourth proportional to 16,520.46, 22,788.69 and 10,545.41 is: 14,546.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.46 : 22,788.69 = 10,545.41 : x
  2. Step 2: Convert to fraction form
    16,520.46/22,788.69 = 10,545.41/x
  3. Step 3: Cross multiply
    16,520.46x = 22,788.69 × 10,545.41
  4. Step 4: Simplify right side
    16,520.46x = 240,315,965.47
  5. Step 5: Solve for x
    x = 240,315,965.47/16,520.46
  6. Step 6: Final answer
    x = 14,546.57

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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.