Home / 16,110.56-22,232.76-8,940.61

Finding the Fourth Proportional to 16,110.56, 22,232.76 and 8,940.61

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Solution

The fourth proportional to 16,110.56, 22,232.76 and 8,940.61 is: 12,338.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,110.56 : 22,232.76 = 8,940.61 : x
  2. Step 2: Convert to fraction form
    16,110.56/22,232.76 = 8,940.61/x
  3. Step 3: Cross multiply
    16,110.56x = 22,232.76 × 8,940.61
  4. Step 4: Simplify right side
    16,110.56x = 198,774,391.68
  5. Step 5: Solve for x
    x = 198,774,391.68/16,110.56
  6. Step 6: Final answer
    x = 12,338.14

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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.