Home / 26,574.12-39,833.82-11,790

Finding the Fourth Proportional to 26,574.12, 39,833.82 and 11,790

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Solution

The fourth proportional to 26,574.12, 39,833.82 and 11,790 is: 17,672.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,574.12 : 39,833.82 = 11,790 : x
  2. Step 2: Convert to fraction form
    26,574.12/39,833.82 = 11,790/x
  3. Step 3: Cross multiply
    26,574.12x = 39,833.82 × 11,790
  4. Step 4: Simplify right side
    26,574.12x = 469,640,737.80
  5. Step 5: Solve for x
    x = 469,640,737.80/26,574.12
  6. Step 6: Final answer
    x = 17,672.86

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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.