Home / 36,683.44-55,028.82-13,311.70

Finding the Fourth Proportional to 36,683.44, 55,028.82 and 13,311.70

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Solution

The fourth proportional to 36,683.44, 55,028.82 and 13,311.70 is: 19,968.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,683.44 : 55,028.82 = 13,311.70 : x
  2. Step 2: Convert to fraction form
    36,683.44/55,028.82 = 13,311.70/x
  3. Step 3: Cross multiply
    36,683.44x = 55,028.82 × 13,311.70
  4. Step 4: Simplify right side
    36,683.44x = 732,527,143.19
  5. Step 5: Solve for x
    x = 732,527,143.19/36,683.44
  6. Step 6: Final answer
    x = 19,968.88

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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.