Home / 17,182.02-25,721.16-15,539.34

Finding the Fourth Proportional to 17,182.02, 25,721.16 and 15,539.34

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Solution

The fourth proportional to 17,182.02, 25,721.16 and 15,539.34 is: 23,262.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,182.02 : 25,721.16 = 15,539.34 : x
  2. Step 2: Convert to fraction form
    17,182.02/25,721.16 = 15,539.34/x
  3. Step 3: Cross multiply
    17,182.02x = 25,721.16 × 15,539.34
  4. Step 4: Simplify right side
    17,182.02x = 399,689,850.43
  5. Step 5: Solve for x
    x = 399,689,850.43/17,182.02
  6. Step 6: Final answer
    x = 23,262.10

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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.