Home / 36,549.72-54,813.24-13,173.12

Finding the Fourth Proportional to 36,549.72, 54,813.24 and 13,173.12

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Solution

The fourth proportional to 36,549.72, 54,813.24 and 13,173.12 is: 19,755.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,549.72 : 54,813.24 = 13,173.12 : x
  2. Step 2: Convert to fraction form
    36,549.72/54,813.24 = 13,173.12/x
  3. Step 3: Cross multiply
    36,549.72x = 54,813.24 × 13,173.12
  4. Step 4: Simplify right side
    36,549.72x = 722,061,388.11
  5. Step 5: Solve for x
    x = 722,061,388.11/36,549.72
  6. Step 6: Final answer
    x = 19,755.59

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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.