Home / 26,034.10-39,028.11-12,179.38

Finding the Fourth Proportional to 26,034.10, 39,028.11 and 12,179.38

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Solution

The fourth proportional to 26,034.10, 39,028.11 and 12,179.38 is: 18,258.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,034.10 : 39,028.11 = 12,179.38 : x
  2. Step 2: Convert to fraction form
    26,034.10/39,028.11 = 12,179.38/x
  3. Step 3: Cross multiply
    26,034.10x = 39,028.11 × 12,179.38
  4. Step 4: Simplify right side
    26,034.10x = 475,338,182.37
  5. Step 5: Solve for x
    x = 475,338,182.37/26,034.10
  6. Step 6: Final answer
    x = 18,258.29

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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.