Home / 38,182.60-57,279.30-11,884.60

Finding the Fourth Proportional to 38,182.60, 57,279.30 and 11,884.60

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Solution

The fourth proportional to 38,182.60, 57,279.30 and 11,884.60 is: 17,828.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,182.60 : 57,279.30 = 11,884.60 : x
  2. Step 2: Convert to fraction form
    38,182.60/57,279.30 = 11,884.60/x
  3. Step 3: Cross multiply
    38,182.60x = 57,279.30 × 11,884.60
  4. Step 4: Simplify right side
    38,182.60x = 680,741,568.78
  5. Step 5: Solve for x
    x = 680,741,568.78/38,182.60
  6. Step 6: Final answer
    x = 17,828.58

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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.