Home / 23,687.62-32,689.59-13,077.92

Finding the Fourth Proportional to 23,687.62, 32,689.59 and 13,077.92

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Solution

The fourth proportional to 23,687.62, 32,689.59 and 13,077.92 is: 18,047.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,687.62 : 32,689.59 = 13,077.92 : x
  2. Step 2: Convert to fraction form
    23,687.62/32,689.59 = 13,077.92/x
  3. Step 3: Cross multiply
    23,687.62x = 32,689.59 × 13,077.92
  4. Step 4: Simplify right side
    23,687.62x = 427,511,842.85
  5. Step 5: Solve for x
    x = 427,511,842.85/23,687.62
  6. Step 6: Final answer
    x = 18,047.90

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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.