Home / 23,689.28-32,691.25-13,078.92

Finding the Fourth Proportional to 23,689.28, 32,691.25 and 13,078.92

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Solution

The fourth proportional to 23,689.28, 32,691.25 and 13,078.92 is: 18,048.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,689.28 : 32,691.25 = 13,078.92 : x
  2. Step 2: Convert to fraction form
    23,689.28/32,691.25 = 13,078.92/x
  3. Step 3: Cross multiply
    23,689.28x = 32,691.25 × 13,078.92
  4. Step 4: Simplify right side
    23,689.28x = 427,566,124.93
  5. Step 5: Solve for x
    x = 427,566,124.93/23,689.28
  6. Step 6: Final answer
    x = 18,048.93

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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.