Home / 13,963.38-19,269.46-9,247.66

Finding the Fourth Proportional to 13,963.38, 19,269.46 and 9,247.66

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Solution

The fourth proportional to 13,963.38, 19,269.46 and 9,247.66 is: 12,761.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.38 : 19,269.46 = 9,247.66 : x
  2. Step 2: Convert to fraction form
    13,963.38/19,269.46 = 9,247.66/x
  3. Step 3: Cross multiply
    13,963.38x = 19,269.46 × 9,247.66
  4. Step 4: Simplify right side
    13,963.38x = 178,197,414.46
  5. Step 5: Solve for x
    x = 178,197,414.46/13,963.38
  6. Step 6: Final answer
    x = 12,761.77

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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.