Home / 26,608.20-39,863.10-15,520.20

Finding the Fourth Proportional to 26,608.20, 39,863.10 and 15,520.20

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Solution

The fourth proportional to 26,608.20, 39,863.10 and 15,520.20 is: 23,251.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,608.20 : 39,863.10 = 15,520.20 : x
  2. Step 2: Convert to fraction form
    26,608.20/39,863.10 = 15,520.20/x
  3. Step 3: Cross multiply
    26,608.20x = 39,863.10 × 15,520.20
  4. Step 4: Simplify right side
    26,608.20x = 618,683,284.62
  5. Step 5: Solve for x
    x = 618,683,284.62/26,608.20
  6. Step 6: Final answer
    x = 23,251.60

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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.