Home / 26,231.74-39,359.22-13,748.77

Finding the Fourth Proportional to 26,231.74, 39,359.22 and 13,748.77

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Solution

The fourth proportional to 26,231.74, 39,359.22 and 13,748.77 is: 20,629.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,231.74 : 39,359.22 = 13,748.77 : x
  2. Step 2: Convert to fraction form
    26,231.74/39,359.22 = 13,748.77/x
  3. Step 3: Cross multiply
    26,231.74x = 39,359.22 × 13,748.77
  4. Step 4: Simplify right side
    26,231.74x = 541,140,860.80
  5. Step 5: Solve for x
    x = 541,140,860.80/26,231.74
  6. Step 6: Final answer
    x = 20,629.24

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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.