Home / 34,879.05-48,132.56-18,963.36

Finding the Fourth Proportional to 34,879.05, 48,132.56 and 18,963.36

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Solution

The fourth proportional to 34,879.05, 48,132.56 and 18,963.36 is: 26,169.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,879.05 : 48,132.56 = 18,963.36 : x
  2. Step 2: Convert to fraction form
    34,879.05/48,132.56 = 18,963.36/x
  3. Step 3: Cross multiply
    34,879.05x = 48,132.56 × 18,963.36
  4. Step 4: Simplify right side
    34,879.05x = 912,755,110.41
  5. Step 5: Solve for x
    x = 912,755,110.41/34,879.05
  6. Step 6: Final answer
    x = 26,169.15

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1.5x scale

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.