Home / 38,182.64-57,244.20-18,181.82

Finding the Fourth Proportional to 38,182.64, 57,244.20 and 18,181.82

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Solution

The fourth proportional to 38,182.64, 57,244.20 and 18,181.82 is: 27,258.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,182.64 : 57,244.20 = 18,181.82 : x
  2. Step 2: Convert to fraction form
    38,182.64/57,244.20 = 18,181.82/x
  3. Step 3: Cross multiply
    38,182.64x = 57,244.20 × 18,181.82
  4. Step 4: Simplify right side
    38,182.64x = 1,040,803,454.22
  5. Step 5: Solve for x
    x = 1,040,803,454.22/38,182.64
  6. Step 6: Final answer
    x = 27,258.55

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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.