Home / 36,548.72-54,816.84-13,171.76

Finding the Fourth Proportional to 36,548.72, 54,816.84 and 13,171.76

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Solution

The fourth proportional to 36,548.72, 54,816.84 and 13,171.76 is: 19,755.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,548.72 : 54,816.84 = 13,171.76 : x
  2. Step 2: Convert to fraction form
    36,548.72/54,816.84 = 13,171.76/x
  3. Step 3: Cross multiply
    36,548.72x = 54,816.84 × 13,171.76
  4. Step 4: Simplify right side
    36,548.72x = 722,034,260.44
  5. Step 5: Solve for x
    x = 722,034,260.44/36,548.72
  6. Step 6: Final answer
    x = 19,755.39

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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.