Home / 36,354.20-54,531.30-34,993.40

Finding the Fourth Proportional to 36,354.20, 54,531.30 and 34,993.40

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Solution

The fourth proportional to 36,354.20, 54,531.30 and 34,993.40 is: 52,490.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,354.20 : 54,531.30 = 34,993.40 : x
  2. Step 2: Convert to fraction form
    36,354.20/54,531.30 = 34,993.40/x
  3. Step 3: Cross multiply
    36,354.20x = 54,531.30 × 34,993.40
  4. Step 4: Simplify right side
    36,354.20x = 1,908,235,593.42
  5. Step 5: Solve for x
    x = 1,908,235,593.42/36,354.20
  6. Step 6: Final answer
    x = 52,490.10

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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.