Home / 36,264.50-54,399.18-9,971.90

Finding the Fourth Proportional to 36,264.50, 54,399.18 and 9,971.90

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Solution

The fourth proportional to 36,264.50, 54,399.18 and 9,971.90 is: 14,958.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,264.50 : 54,399.18 = 9,971.90 : x
  2. Step 2: Convert to fraction form
    36,264.50/54,399.18 = 9,971.90/x
  3. Step 3: Cross multiply
    36,264.50x = 54,399.18 × 9,971.90
  4. Step 4: Simplify right side
    36,264.50x = 542,463,183.04
  5. Step 5: Solve for x
    x = 542,463,183.04/36,264.50
  6. Step 6: Final answer
    x = 14,958.52

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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.