Home / 12,233.66-18,432.74-11,064.97

Finding the Fourth Proportional to 12,233.66, 18,432.74 and 11,064.97

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Solution

The fourth proportional to 12,233.66, 18,432.74 and 11,064.97 is: 16,671.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233.66 : 18,432.74 = 11,064.97 : x
  2. Step 2: Convert to fraction form
    12,233.66/18,432.74 = 11,064.97/x
  3. Step 3: Cross multiply
    12,233.66x = 18,432.74 × 11,064.97
  4. Step 4: Simplify right side
    12,233.66x = 203,957,613.71
  5. Step 5: Solve for x
    x = 203,957,613.71/12,233.66
  6. Step 6: Final answer
    x = 16,671.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.