Home / 15,548.38-23,326.09-5,687.66

Finding the Fourth Proportional to 15,548.38, 23,326.09 and 5,687.66

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Solution

The fourth proportional to 15,548.38, 23,326.09 and 5,687.66 is: 8,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,548.38 : 23,326.09 = 5,687.66 : x
  2. Step 2: Convert to fraction form
    15,548.38/23,326.09 = 5,687.66/x
  3. Step 3: Cross multiply
    15,548.38x = 23,326.09 × 5,687.66
  4. Step 4: Simplify right side
    15,548.38x = 132,670,913.15
  5. Step 5: Solve for x
    x = 132,670,913.15/15,548.38
  6. Step 6: Final answer
    x = 8,532.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.