Home / 26,140.70-39,189.01-11,338.47

Finding the Fourth Proportional to 26,140.70, 39,189.01 and 11,338.47

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Solution

The fourth proportional to 26,140.70, 39,189.01 and 11,338.47 is: 16,998.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,140.70 : 39,189.01 = 11,338.47 : x
  2. Step 2: Convert to fraction form
    26,140.70/39,189.01 = 11,338.47/x
  3. Step 3: Cross multiply
    26,140.70x = 39,189.01 × 11,338.47
  4. Step 4: Simplify right side
    26,140.70x = 444,343,414.21
  5. Step 5: Solve for x
    x = 444,343,414.21/26,140.70
  6. Step 6: Final answer
    x = 16,998.15

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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.