Home / 26,561.70-39,833.37-11,780.96

Finding the Fourth Proportional to 26,561.70, 39,833.37 and 11,780.96

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Solution

The fourth proportional to 26,561.70, 39,833.37 and 11,780.96 is: 17,667.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,561.70 : 39,833.37 = 11,780.96 : x
  2. Step 2: Convert to fraction form
    26,561.70/39,833.37 = 11,780.96/x
  3. Step 3: Cross multiply
    26,561.70x = 39,833.37 × 11,780.96
  4. Step 4: Simplify right side
    26,561.70x = 469,275,338.64
  5. Step 5: Solve for x
    x = 469,275,338.64/26,561.70
  6. Step 6: Final answer
    x = 17,667.37

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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.