Home / 26,882.46-40,328.54-11,078.70

Finding the Fourth Proportional to 26,882.46, 40,328.54 and 11,078.70

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Solution

The fourth proportional to 26,882.46, 40,328.54 and 11,078.70 is: 16,620.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,882.46 : 40,328.54 = 11,078.70 : x
  2. Step 2: Convert to fraction form
    26,882.46/40,328.54 = 11,078.70/x
  3. Step 3: Cross multiply
    26,882.46x = 40,328.54 × 11,078.70
  4. Step 4: Simplify right side
    26,882.46x = 446,787,796.10
  5. Step 5: Solve for x
    x = 446,787,796.10/26,882.46
  6. Step 6: Final answer
    x = 16,620.05

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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.