Home / 23,163.92-31,966.62-12,554

Finding the Fourth Proportional to 23,163.92, 31,966.62 and 12,554

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Solution

The fourth proportional to 23,163.92, 31,966.62 and 12,554 is: 17,324.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,163.92 : 31,966.62 = 12,554 : x
  2. Step 2: Convert to fraction form
    23,163.92/31,966.62 = 12,554/x
  3. Step 3: Cross multiply
    23,163.92x = 31,966.62 × 12,554
  4. Step 4: Simplify right side
    23,163.92x = 401,308,947.48
  5. Step 5: Solve for x
    x = 401,308,947.48/23,163.92
  6. Step 6: Final answer
    x = 17,324.74

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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.