Home / 21,608.44-32,425.41-9,127.65

Finding the Fourth Proportional to 21,608.44, 32,425.41 and 9,127.65

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Solution

The fourth proportional to 21,608.44, 32,425.41 and 9,127.65 is: 13,696.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,608.44 : 32,425.41 = 9,127.65 : x
  2. Step 2: Convert to fraction form
    21,608.44/32,425.41 = 9,127.65/x
  3. Step 3: Cross multiply
    21,608.44x = 32,425.41 × 9,127.65
  4. Step 4: Simplify right side
    21,608.44x = 295,967,949.41
  5. Step 5: Solve for x
    x = 295,967,949.41/21,608.44
  6. Step 6: Final answer
    x = 13,696.87

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1.5x scale

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.