Home / 26,854.88-40,286.64-9,329.72

Finding the Fourth Proportional to 26,854.88, 40,286.64 and 9,329.72

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Solution

The fourth proportional to 26,854.88, 40,286.64 and 9,329.72 is: 13,996.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,854.88 : 40,286.64 = 9,329.72 : x
  2. Step 2: Convert to fraction form
    26,854.88/40,286.64 = 9,329.72/x
  3. Step 3: Cross multiply
    26,854.88x = 40,286.64 × 9,329.72
  4. Step 4: Simplify right side
    26,854.88x = 375,863,070.94
  5. Step 5: Solve for x
    x = 375,863,070.94/26,854.88
  6. Step 6: Final answer
    x = 13,996.08

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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.