Home / 36,209.12-54,268.32-19,568.48

Finding the Fourth Proportional to 36,209.12, 54,268.32 and 19,568.48

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Solution

The fourth proportional to 36,209.12, 54,268.32 and 19,568.48 is: 29,328.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,209.12 : 54,268.32 = 19,568.48 : x
  2. Step 2: Convert to fraction form
    36,209.12/54,268.32 = 19,568.48/x
  3. Step 3: Cross multiply
    36,209.12x = 54,268.32 × 19,568.48
  4. Step 4: Simplify right side
    36,209.12x = 1,061,948,534.55
  5. Step 5: Solve for x
    x = 1,061,948,534.55/36,209.12
  6. Step 6: Final answer
    x = 29,328.21

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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.