Home / 21,922.44-32,888.52-10,229.28

Finding the Fourth Proportional to 21,922.44, 32,888.52 and 10,229.28

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Solution

The fourth proportional to 21,922.44, 32,888.52 and 10,229.28 is: 15,346.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,922.44 : 32,888.52 = 10,229.28 : x
  2. Step 2: Convert to fraction form
    21,922.44/32,888.52 = 10,229.28/x
  3. Step 3: Cross multiply
    21,922.44x = 32,888.52 × 10,229.28
  4. Step 4: Simplify right side
    21,922.44x = 336,425,756.53
  5. Step 5: Solve for x
    x = 336,425,756.53/21,922.44
  6. Step 6: Final answer
    x = 15,346.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.