Home / 39,914.53-59,816.19-20,170.04

Finding the Fourth Proportional to 39,914.53, 59,816.19 and 20,170.04

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Solution

The fourth proportional to 39,914.53, 59,816.19 and 20,170.04 is: 30,226.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,914.53 : 59,816.19 = 20,170.04 : x
  2. Step 2: Convert to fraction form
    39,914.53/59,816.19 = 20,170.04/x
  3. Step 3: Cross multiply
    39,914.53x = 59,816.19 × 20,170.04
  4. Step 4: Simplify right side
    39,914.53x = 1,206,494,944.95
  5. Step 5: Solve for x
    x = 1,206,494,944.95/39,914.53
  6. Step 6: Final answer
    x = 30,226.96

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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.