Home / 17,180.16-25,718.34-15,537.48

Finding the Fourth Proportional to 17,180.16, 25,718.34 and 15,537.48

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Solution

The fourth proportional to 17,180.16, 25,718.34 and 15,537.48 is: 23,259.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,180.16 : 25,718.34 = 15,537.48 : x
  2. Step 2: Convert to fraction form
    17,180.16/25,718.34 = 15,537.48/x
  3. Step 3: Cross multiply
    17,180.16x = 25,718.34 × 15,537.48
  4. Step 4: Simplify right side
    17,180.16x = 399,598,193.38
  5. Step 5: Solve for x
    x = 399,598,193.38/17,180.16
  6. Step 6: Final answer
    x = 23,259.28

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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.