Home / 36,177.82-54,222.98-18,638.08

Finding the Fourth Proportional to 36,177.82, 54,222.98 and 18,638.08

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Solution

The fourth proportional to 36,177.82, 54,222.98 and 18,638.08 is: 27,934.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,177.82 : 54,222.98 = 18,638.08 : x
  2. Step 2: Convert to fraction form
    36,177.82/54,222.98 = 18,638.08/x
  3. Step 3: Cross multiply
    36,177.82x = 54,222.98 × 18,638.08
  4. Step 4: Simplify right side
    36,177.82x = 1,010,612,014.56
  5. Step 5: Solve for x
    x = 1,010,612,014.56/36,177.82
  6. Step 6: Final answer
    x = 27,934.58

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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.