Home / 34,878.46-48,132.62-18,963.25

Finding the Fourth Proportional to 34,878.46, 48,132.62 and 18,963.25

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Solution

The fourth proportional to 34,878.46, 48,132.62 and 18,963.25 is: 26,169.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,878.46 : 48,132.62 = 18,963.25 : x
  2. Step 2: Convert to fraction form
    34,878.46/48,132.62 = 18,963.25/x
  3. Step 3: Cross multiply
    34,878.46x = 48,132.62 × 18,963.25
  4. Step 4: Simplify right side
    34,878.46x = 912,750,906.22
  5. Step 5: Solve for x
    x = 912,750,906.22/34,878.46
  6. Step 6: Final answer
    x = 26,169.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.