Home / 16,121.23-22,229.33-10,448.53

Finding the Fourth Proportional to 16,121.23, 22,229.33 and 10,448.53

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Solution

The fourth proportional to 16,121.23, 22,229.33 and 10,448.53 is: 14,407.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121.23 : 22,229.33 = 10,448.53 : x
  2. Step 2: Convert to fraction form
    16,121.23/22,229.33 = 10,448.53/x
  3. Step 3: Cross multiply
    16,121.23x = 22,229.33 × 10,448.53
  4. Step 4: Simplify right side
    16,121.23x = 232,263,713.57
  5. Step 5: Solve for x
    x = 232,263,713.57/16,121.23
  6. Step 6: Final answer
    x = 14,407.32

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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.