Home / 49,419.78-74,114.31-17,825.73

Finding the Fourth Proportional to 49,419.78, 74,114.31 and 17,825.73

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Solution

The fourth proportional to 49,419.78, 74,114.31 and 17,825.73 is: 26,733.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,419.78 : 74,114.31 = 17,825.73 : x
  2. Step 2: Convert to fraction form
    49,419.78/74,114.31 = 17,825.73/x
  3. Step 3: Cross multiply
    49,419.78x = 74,114.31 × 17,825.73
  4. Step 4: Simplify right side
    49,419.78x = 1,321,141,679.20
  5. Step 5: Solve for x
    x = 1,321,141,679.20/49,419.78
  6. Step 6: Final answer
    x = 26,733.05

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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.