Home / 12,370.22-17,067.84-7,335.62

Finding the Fourth Proportional to 12,370.22, 17,067.84 and 7,335.62

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Solution

The fourth proportional to 12,370.22, 17,067.84 and 7,335.62 is: 10,121.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,370.22 : 17,067.84 = 7,335.62 : x
  2. Step 2: Convert to fraction form
    12,370.22/17,067.84 = 7,335.62/x
  3. Step 3: Cross multiply
    12,370.22x = 17,067.84 × 7,335.62
  4. Step 4: Simplify right side
    12,370.22x = 125,203,188.46
  5. Step 5: Solve for x
    x = 125,203,188.46/12,370.22
  6. Step 6: Final answer
    x = 10,121.34

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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.