Home / 23,689.96-32,691.78-13,079.32

Finding the Fourth Proportional to 23,689.96, 32,691.78 and 13,079.32

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Solution

The fourth proportional to 23,689.96, 32,691.78 and 13,079.32 is: 18,049.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,689.96 : 32,691.78 = 13,079.32 : x
  2. Step 2: Convert to fraction form
    23,689.96/32,691.78 = 13,079.32/x
  3. Step 3: Cross multiply
    23,689.96x = 32,691.78 × 13,079.32
  4. Step 4: Simplify right side
    23,689.96x = 427,586,251.99
  5. Step 5: Solve for x
    x = 427,586,251.99/23,689.96
  6. Step 6: Final answer
    x = 18,049.26

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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.