Home / 28,242.14-38,975.19-17,061.98

Finding the Fourth Proportional to 28,242.14, 38,975.19 and 17,061.98

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Solution

The fourth proportional to 28,242.14, 38,975.19 and 17,061.98 is: 23,546.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,242.14 : 38,975.19 = 17,061.98 : x
  2. Step 2: Convert to fraction form
    28,242.14/38,975.19 = 17,061.98/x
  3. Step 3: Cross multiply
    28,242.14x = 38,975.19 × 17,061.98
  4. Step 4: Simplify right side
    28,242.14x = 664,993,912.28
  5. Step 5: Solve for x
    x = 664,993,912.28/28,242.14
  6. Step 6: Final answer
    x = 23,546.16

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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.