Home / 55,408.72-83,110.20-17,968.24

Finding the Fourth Proportional to 55,408.72, 83,110.20 and 17,968.24

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Solution

The fourth proportional to 55,408.72, 83,110.20 and 17,968.24 is: 26,951.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,408.72 : 83,110.20 = 17,968.24 : x
  2. Step 2: Convert to fraction form
    55,408.72/83,110.20 = 17,968.24/x
  3. Step 3: Cross multiply
    55,408.72x = 83,110.20 × 17,968.24
  4. Step 4: Simplify right side
    55,408.72x = 1,493,344,020.05
  5. Step 5: Solve for x
    x = 1,493,344,020.05/55,408.72
  6. Step 6: Final answer
    x = 26,951.43

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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.