Home / 22,039.56-30,414.51-11,967.93

Finding the Fourth Proportional to 22,039.56, 30,414.51 and 11,967.93

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Solution

The fourth proportional to 22,039.56, 30,414.51 and 11,967.93 is: 16,515.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,039.56 : 30,414.51 = 11,967.93 : x
  2. Step 2: Convert to fraction form
    22,039.56/30,414.51 = 11,967.93/x
  3. Step 3: Cross multiply
    22,039.56x = 30,414.51 × 11,967.93
  4. Step 4: Simplify right side
    22,039.56x = 363,998,726.66
  5. Step 5: Solve for x
    x = 363,998,726.66/22,039.56
  6. Step 6: Final answer
    x = 16,515.70

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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.