Home / 16,626.46-22,928.50-11,187.78

Finding the Fourth Proportional to 16,626.46, 22,928.50 and 11,187.78

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Solution

The fourth proportional to 16,626.46, 22,928.50 and 11,187.78 is: 15,428.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,626.46 : 22,928.50 = 11,187.78 : x
  2. Step 2: Convert to fraction form
    16,626.46/22,928.50 = 11,187.78/x
  3. Step 3: Cross multiply
    16,626.46x = 22,928.50 × 11,187.78
  4. Step 4: Simplify right side
    16,626.46x = 256,519,013.73
  5. Step 5: Solve for x
    x = 256,519,013.73/16,626.46
  6. Step 6: Final answer
    x = 15,428.36

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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.