Home / 26,868.05-40,306.94-8,857.24

Finding the Fourth Proportional to 26,868.05, 40,306.94 and 8,857.24

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Solution

The fourth proportional to 26,868.05, 40,306.94 and 8,857.24 is: 13,287.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,868.05 : 40,306.94 = 8,857.24 : x
  2. Step 2: Convert to fraction form
    26,868.05/40,306.94 = 8,857.24/x
  3. Step 3: Cross multiply
    26,868.05x = 40,306.94 × 8,857.24
  4. Step 4: Simplify right side
    26,868.05x = 357,008,241.25
  5. Step 5: Solve for x
    x = 357,008,241.25/26,868.05
  6. Step 6: Final answer
    x = 13,287.46

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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.