Home / 15,754.24-23,646-7,968.56

Finding the Fourth Proportional to 15,754.24, 23,646 and 7,968.56

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Solution

The fourth proportional to 15,754.24, 23,646 and 7,968.56 is: 11,960.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,754.24 : 23,646 = 7,968.56 : x
  2. Step 2: Convert to fraction form
    15,754.24/23,646 = 7,968.56/x
  3. Step 3: Cross multiply
    15,754.24x = 23,646 × 7,968.56
  4. Step 4: Simplify right side
    15,754.24x = 188,424,569.76
  5. Step 5: Solve for x
    x = 188,424,569.76/15,754.24
  6. Step 6: Final answer
    x = 11,960.24

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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.