Home / 34,132.58-51,198.75-15,419.18

Finding the Fourth Proportional to 34,132.58, 51,198.75 and 15,419.18

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Solution

The fourth proportional to 34,132.58, 51,198.75 and 15,419.18 is: 23,128.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,132.58 : 51,198.75 = 15,419.18 : x
  2. Step 2: Convert to fraction form
    34,132.58/51,198.75 = 15,419.18/x
  3. Step 3: Cross multiply
    34,132.58x = 51,198.75 × 15,419.18
  4. Step 4: Simplify right side
    34,132.58x = 789,442,742.03
  5. Step 5: Solve for x
    x = 789,442,742.03/34,132.58
  6. Step 6: Final answer
    x = 23,128.72

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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.