Home / 36,269.28-54,403.79-11,310.75

Finding the Fourth Proportional to 36,269.28, 54,403.79 and 11,310.75

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Solution

The fourth proportional to 36,269.28, 54,403.79 and 11,310.75 is: 16,966.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,269.28 : 54,403.79 = 11,310.75 : x
  2. Step 2: Convert to fraction form
    36,269.28/54,403.79 = 11,310.75/x
  3. Step 3: Cross multiply
    36,269.28x = 54,403.79 × 11,310.75
  4. Step 4: Simplify right side
    36,269.28x = 615,347,611.19
  5. Step 5: Solve for x
    x = 615,347,611.19/36,269.28
  6. Step 6: Final answer
    x = 16,966.08

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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.