Home / 26,585.34-39,839.85-20,634.30

Finding the Fourth Proportional to 26,585.34, 39,839.85 and 20,634.30

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Solution

The fourth proportional to 26,585.34, 39,839.85 and 20,634.30 is: 30,921.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,585.34 : 39,839.85 = 20,634.30 : x
  2. Step 2: Convert to fraction form
    26,585.34/39,839.85 = 20,634.30/x
  3. Step 3: Cross multiply
    26,585.34x = 39,839.85 × 20,634.30
  4. Step 4: Simplify right side
    26,585.34x = 822,067,416.86
  5. Step 5: Solve for x
    x = 822,067,416.86/26,585.34
  6. Step 6: Final answer
    x = 30,921.83

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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.