Home / 16,110.68-22,232.80-8,940.74

Finding the Fourth Proportional to 16,110.68, 22,232.80 and 8,940.74

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Solution

The fourth proportional to 16,110.68, 22,232.80 and 8,940.74 is: 12,338.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,110.68 : 22,232.80 = 8,940.74 : x
  2. Step 2: Convert to fraction form
    16,110.68/22,232.80 = 8,940.74/x
  3. Step 3: Cross multiply
    16,110.68x = 22,232.80 × 8,940.74
  4. Step 4: Simplify right side
    16,110.68x = 198,777,684.27
  5. Step 5: Solve for x
    x = 198,777,684.27/16,110.68
  6. Step 6: Final answer
    x = 12,338.26

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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.