Home / 16,112.42-22,221.96-11,348.18

Finding the Fourth Proportional to 16,112.42, 22,221.96 and 11,348.18

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Solution

The fourth proportional to 16,112.42, 22,221.96 and 11,348.18 is: 15,651.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,112.42 : 22,221.96 = 11,348.18 : x
  2. Step 2: Convert to fraction form
    16,112.42/22,221.96 = 11,348.18/x
  3. Step 3: Cross multiply
    16,112.42x = 22,221.96 × 11,348.18
  4. Step 4: Simplify right side
    16,112.42x = 252,178,802.03
  5. Step 5: Solve for x
    x = 252,178,802.03/16,112.42
  6. Step 6: Final answer
    x = 15,651.21

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Double scale
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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.