Home / 38,247.20-57,370.80-34,164.80

Finding the Fourth Proportional to 38,247.20, 57,370.80 and 34,164.80

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Solution

The fourth proportional to 38,247.20, 57,370.80 and 34,164.80 is: 51,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,247.20 : 57,370.80 = 34,164.80 : x
  2. Step 2: Convert to fraction form
    38,247.20/57,370.80 = 34,164.80/x
  3. Step 3: Cross multiply
    38,247.20x = 57,370.80 × 34,164.80
  4. Step 4: Simplify right side
    38,247.20x = 1,960,061,907.84
  5. Step 5: Solve for x
    x = 1,960,061,907.84/38,247.20
  6. Step 6: Final answer
    x = 51,247.20

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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.