Home / 26,144.44-39,119.74-15,620.18

Finding the Fourth Proportional to 26,144.44, 39,119.74 and 15,620.18

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Solution

The fourth proportional to 26,144.44, 39,119.74 and 15,620.18 is: 23,372.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,144.44 : 39,119.74 = 15,620.18 : x
  2. Step 2: Convert to fraction form
    26,144.44/39,119.74 = 15,620.18/x
  3. Step 3: Cross multiply
    26,144.44x = 39,119.74 × 15,620.18
  4. Step 4: Simplify right side
    26,144.44x = 611,057,380.35
  5. Step 5: Solve for x
    x = 611,057,380.35/26,144.44
  6. Step 6: Final answer
    x = 23,372.36

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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.