Home / 17,704.31-24,424.13-10,976.45

Finding the Fourth Proportional to 17,704.31, 24,424.13 and 10,976.45

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Solution

The fourth proportional to 17,704.31, 24,424.13 and 10,976.45 is: 15,142.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,704.31 : 24,424.13 = 10,976.45 : x
  2. Step 2: Convert to fraction form
    17,704.31/24,424.13 = 10,976.45/x
  3. Step 3: Cross multiply
    17,704.31x = 24,424.13 × 10,976.45
  4. Step 4: Simplify right side
    17,704.31x = 268,090,147.06
  5. Step 5: Solve for x
    x = 268,090,147.06/17,704.31
  6. Step 6: Final answer
    x = 15,142.65

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1.5x scale

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.