Home / 36,243.98-54,314.53-15,161.30

Finding the Fourth Proportional to 36,243.98, 54,314.53 and 15,161.30

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Solution

The fourth proportional to 36,243.98, 54,314.53 and 15,161.30 is: 22,720.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,243.98 : 54,314.53 = 15,161.30 : x
  2. Step 2: Convert to fraction form
    36,243.98/54,314.53 = 15,161.30/x
  3. Step 3: Cross multiply
    36,243.98x = 54,314.53 × 15,161.30
  4. Step 4: Simplify right side
    36,243.98x = 823,478,883.69
  5. Step 5: Solve for x
    x = 823,478,883.69/36,243.98
  6. Step 6: Final answer
    x = 22,720.43

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1.5x scale

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.