Home / 40,170.70-60,214.24-13,496.90

Finding the Fourth Proportional to 40,170.70, 60,214.24 and 13,496.90

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Solution

The fourth proportional to 40,170.70, 60,214.24 and 13,496.90 is: 20,231.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,170.70 : 60,214.24 = 13,496.90 : x
  2. Step 2: Convert to fraction form
    40,170.70/60,214.24 = 13,496.90/x
  3. Step 3: Cross multiply
    40,170.70x = 60,214.24 × 13,496.90
  4. Step 4: Simplify right side
    40,170.70x = 812,705,508.37
  5. Step 5: Solve for x
    x = 812,705,508.37/40,170.70
  6. Step 6: Final answer
    x = 20,231.30

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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.