Home / 38,144.21-57,240.31-14,770.65

Finding the Fourth Proportional to 38,144.21, 57,240.31 and 14,770.65

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Solution

The fourth proportional to 38,144.21, 57,240.31 and 14,770.65 is: 22,165.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,144.21 : 57,240.31 = 14,770.65 : x
  2. Step 2: Convert to fraction form
    38,144.21/57,240.31 = 14,770.65/x
  3. Step 3: Cross multiply
    38,144.21x = 57,240.31 × 14,770.65
  4. Step 4: Simplify right side
    38,144.21x = 845,476,584.90
  5. Step 5: Solve for x
    x = 845,476,584.90/38,144.21
  6. Step 6: Final answer
    x = 22,165.27

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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.