Home / 36,174.90-54,295.66-18,418.25

Finding the Fourth Proportional to 36,174.90, 54,295.66 and 18,418.25

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Solution

The fourth proportional to 36,174.90, 54,295.66 and 18,418.25 is: 27,644.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,174.90 : 54,295.66 = 18,418.25 : x
  2. Step 2: Convert to fraction form
    36,174.90/54,295.66 = 18,418.25/x
  3. Step 3: Cross multiply
    36,174.90x = 54,295.66 × 18,418.25
  4. Step 4: Simplify right side
    36,174.90x = 1,000,031,146.76
  5. Step 5: Solve for x
    x = 1,000,031,146.76/36,174.90
  6. Step 6: Final answer
    x = 27,644.33

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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.