Home / 26,118.06-39,193.59-13,660.44

Finding the Fourth Proportional to 26,118.06, 39,193.59 and 13,660.44

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Solution

The fourth proportional to 26,118.06, 39,193.59 and 13,660.44 is: 20,499.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,118.06 : 39,193.59 = 13,660.44 : x
  2. Step 2: Convert to fraction form
    26,118.06/39,193.59 = 13,660.44/x
  3. Step 3: Cross multiply
    26,118.06x = 39,193.59 × 13,660.44
  4. Step 4: Simplify right side
    26,118.06x = 535,401,684.58
  5. Step 5: Solve for x
    x = 535,401,684.58/26,118.06
  6. Step 6: Final answer
    x = 20,499.29

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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.