Home / 16,747.28-23,086.58-12,761.48

Finding the Fourth Proportional to 16,747.28, 23,086.58 and 12,761.48

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Solution

The fourth proportional to 16,747.28, 23,086.58 and 12,761.48 is: 17,592.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,747.28 : 23,086.58 = 12,761.48 : x
  2. Step 2: Convert to fraction form
    16,747.28/23,086.58 = 12,761.48/x
  3. Step 3: Cross multiply
    16,747.28x = 23,086.58 × 12,761.48
  4. Step 4: Simplify right side
    16,747.28x = 294,618,865.13
  5. Step 5: Solve for x
    x = 294,618,865.13/16,747.28
  6. Step 6: Final answer
    x = 17,592.04

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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.