Home / 13,334.11-18,398.52-8,029.27

Finding the Fourth Proportional to 13,334.11, 18,398.52 and 8,029.27

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Solution

The fourth proportional to 13,334.11, 18,398.52 and 8,029.27 is: 11,078.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.11 : 18,398.52 = 8,029.27 : x
  2. Step 2: Convert to fraction form
    13,334.11/18,398.52 = 8,029.27/x
  3. Step 3: Cross multiply
    13,334.11x = 18,398.52 × 8,029.27
  4. Step 4: Simplify right side
    13,334.11x = 147,726,684.68
  5. Step 5: Solve for x
    x = 147,726,684.68/13,334.11
  6. Step 6: Final answer
    x = 11,078.86

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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.