Home / 26,112.13-39,115.90-12,053.14

Finding the Fourth Proportional to 26,112.13, 39,115.90 and 12,053.14

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Solution

The fourth proportional to 26,112.13, 39,115.90 and 12,053.14 is: 18,055.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,112.13 : 39,115.90 = 12,053.14 : x
  2. Step 2: Convert to fraction form
    26,112.13/39,115.90 = 12,053.14/x
  3. Step 3: Cross multiply
    26,112.13x = 39,115.90 × 12,053.14
  4. Step 4: Simplify right side
    26,112.13x = 471,469,418.93
  5. Step 5: Solve for x
    x = 471,469,418.93/26,112.13
  6. Step 6: Final answer
    x = 18,055.57

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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.