Home / 38,287.76-57,442.57-27,768.29

Finding the Fourth Proportional to 38,287.76, 57,442.57 and 27,768.29

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Solution

The fourth proportional to 38,287.76, 57,442.57 and 27,768.29 is: 41,660.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,287.76 : 57,442.57 = 27,768.29 : x
  2. Step 2: Convert to fraction form
    38,287.76/57,442.57 = 27,768.29/x
  3. Step 3: Cross multiply
    38,287.76x = 57,442.57 × 27,768.29
  4. Step 4: Simplify right side
    38,287.76x = 1,595,081,585.47
  5. Step 5: Solve for x
    x = 1,595,081,585.47/38,287.76
  6. Step 6: Final answer
    x = 41,660.36

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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.