Home / 16,331.68-22,531.24-10,664.62

Finding the Fourth Proportional to 16,331.68, 22,531.24 and 10,664.62

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Solution

The fourth proportional to 16,331.68, 22,531.24 and 10,664.62 is: 14,712.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,331.68 : 22,531.24 = 10,664.62 : x
  2. Step 2: Convert to fraction form
    16,331.68/22,531.24 = 10,664.62/x
  3. Step 3: Cross multiply
    16,331.68x = 22,531.24 × 10,664.62
  4. Step 4: Simplify right side
    16,331.68x = 240,287,112.73
  5. Step 5: Solve for x
    x = 240,287,112.73/16,331.68
  6. Step 6: Final answer
    x = 14,712.95

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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.