Home / 23,687.11-32,687.76-13,076.52

Finding the Fourth Proportional to 23,687.11, 32,687.76 and 13,076.52

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Solution

The fourth proportional to 23,687.11, 32,687.76 and 13,076.52 is: 18,045.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,687.11 : 32,687.76 = 13,076.52 : x
  2. Step 2: Convert to fraction form
    23,687.11/32,687.76 = 13,076.52/x
  3. Step 3: Cross multiply
    23,687.11x = 32,687.76 × 13,076.52
  4. Step 4: Simplify right side
    23,687.11x = 427,442,147.40
  5. Step 5: Solve for x
    x = 427,442,147.40/23,687.11
  6. Step 6: Final answer
    x = 18,045.35

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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.