Home / 26,868.33-40,306.01-8,148.69

Finding the Fourth Proportional to 26,868.33, 40,306.01 and 8,148.69

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Solution

The fourth proportional to 26,868.33, 40,306.01 and 8,148.69 is: 12,224.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,868.33 : 40,306.01 = 8,148.69 : x
  2. Step 2: Convert to fraction form
    26,868.33/40,306.01 = 8,148.69/x
  3. Step 3: Cross multiply
    26,868.33x = 40,306.01 × 8,148.69
  4. Step 4: Simplify right side
    26,868.33x = 328,441,139.88
  5. Step 5: Solve for x
    x = 328,441,139.88/26,868.33
  6. Step 6: Final answer
    x = 12,224.10

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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.