Home / 26,256.88-39,391.80-8,726.86

Finding the Fourth Proportional to 26,256.88, 39,391.80 and 8,726.86

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Solution

The fourth proportional to 26,256.88, 39,391.80 and 8,726.86 is: 13,092.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,256.88 : 39,391.80 = 8,726.86 : x
  2. Step 2: Convert to fraction form
    26,256.88/39,391.80 = 8,726.86/x
  3. Step 3: Cross multiply
    26,256.88x = 39,391.80 × 8,726.86
  4. Step 4: Simplify right side
    26,256.88x = 343,766,723.75
  5. Step 5: Solve for x
    x = 343,766,723.75/26,256.88
  6. Step 6: Final answer
    x = 13,092.44

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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.