Home / 38,438.20-57,275.18-34,246

Finding the Fourth Proportional to 38,438.20, 57,275.18 and 34,246

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Solution

The fourth proportional to 38,438.20, 57,275.18 and 34,246 is: 51,028.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,438.20 : 57,275.18 = 34,246 : x
  2. Step 2: Convert to fraction form
    38,438.20/57,275.18 = 34,246/x
  3. Step 3: Cross multiply
    38,438.20x = 57,275.18 × 34,246
  4. Step 4: Simplify right side
    38,438.20x = 1,961,445,814.28
  5. Step 5: Solve for x
    x = 1,961,445,814.28/38,438.20
  6. Step 6: Final answer
    x = 51,028.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.