Home / 38,435.60-57,634.20-17,635.60

Finding the Fourth Proportional to 38,435.60, 57,634.20 and 17,635.60

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Solution

The fourth proportional to 38,435.60, 57,634.20 and 17,635.60 is: 26,444.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,435.60 : 57,634.20 = 17,635.60 : x
  2. Step 2: Convert to fraction form
    38,435.60/57,634.20 = 17,635.60/x
  3. Step 3: Cross multiply
    38,435.60x = 57,634.20 × 17,635.60
  4. Step 4: Simplify right side
    38,435.60x = 1,016,413,697.52
  5. Step 5: Solve for x
    x = 1,016,413,697.52/38,435.60
  6. Step 6: Final answer
    x = 26,444.59

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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.