Home / 26,125.80-39,195.45-11,331.33

Finding the Fourth Proportional to 26,125.80, 39,195.45 and 11,331.33

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Solution

The fourth proportional to 26,125.80, 39,195.45 and 11,331.33 is: 16,999.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,125.80 : 39,195.45 = 11,331.33 : x
  2. Step 2: Convert to fraction form
    26,125.80/39,195.45 = 11,331.33/x
  3. Step 3: Cross multiply
    26,125.80x = 39,195.45 × 11,331.33
  4. Step 4: Simplify right side
    26,125.80x = 444,136,578.45
  5. Step 5: Solve for x
    x = 444,136,578.45/26,125.80
  6. Step 6: Final answer
    x = 16,999.92

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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.