Home / 26,141.01-39,189.48-11,338.78

Finding the Fourth Proportional to 26,141.01, 39,189.48 and 11,338.78

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Solution

The fourth proportional to 26,141.01, 39,189.48 and 11,338.78 is: 16,998.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,141.01 : 39,189.48 = 11,338.78 : x
  2. Step 2: Convert to fraction form
    26,141.01/39,189.48 = 11,338.78/x
  3. Step 3: Cross multiply
    26,141.01x = 39,189.48 × 11,338.78
  4. Step 4: Simplify right side
    26,141.01x = 444,360,892.03
  5. Step 5: Solve for x
    x = 444,360,892.03/26,141.01
  6. Step 6: Final answer
    x = 16,998.61

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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.