Home / 12,727.13-17,552.09-8,246.41

Finding the Fourth Proportional to 12,727.13, 17,552.09 and 8,246.41

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Solution

The fourth proportional to 12,727.13, 17,552.09 and 8,246.41 is: 11,372.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727.13 : 17,552.09 = 8,246.41 : x
  2. Step 2: Convert to fraction form
    12,727.13/17,552.09 = 8,246.41/x
  3. Step 3: Cross multiply
    12,727.13x = 17,552.09 × 8,246.41
  4. Step 4: Simplify right side
    12,727.13x = 144,741,707.23
  5. Step 5: Solve for x
    x = 144,741,707.23/12,727.13
  6. Step 6: Final answer
    x = 11,372.69

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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.