Home / 26,854.82-40,286.32-13,700.02

Finding the Fourth Proportional to 26,854.82, 40,286.32 and 13,700.02

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Solution

The fourth proportional to 26,854.82, 40,286.32 and 13,700.02 is: 20,552.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,854.82 : 40,286.32 = 13,700.02 : x
  2. Step 2: Convert to fraction form
    26,854.82/40,286.32 = 13,700.02/x
  3. Step 3: Cross multiply
    26,854.82x = 40,286.32 × 13,700.02
  4. Step 4: Simplify right side
    26,854.82x = 551,923,389.73
  5. Step 5: Solve for x
    x = 551,923,389.73/26,854.82
  6. Step 6: Final answer
    x = 20,552.12

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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.