Home / 34,521.52-51,781.92-11,147.44

Finding the Fourth Proportional to 34,521.52, 51,781.92 and 11,147.44

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Solution

The fourth proportional to 34,521.52, 51,781.92 and 11,147.44 is: 16,721.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,521.52 : 51,781.92 = 11,147.44 : x
  2. Step 2: Convert to fraction form
    34,521.52/51,781.92 = 11,147.44/x
  3. Step 3: Cross multiply
    34,521.52x = 51,781.92 × 11,147.44
  4. Step 4: Simplify right side
    34,521.52x = 577,235,846.28
  5. Step 5: Solve for x
    x = 577,235,846.28/34,521.52
  6. Step 6: Final answer
    x = 16,721.04

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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.