Home / 12,760.74-17,623.27-11,369.26

Finding the Fourth Proportional to 12,760.74, 17,623.27 and 11,369.26

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Solution

The fourth proportional to 12,760.74, 17,623.27 and 11,369.26 is: 15,701.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760.74 : 17,623.27 = 11,369.26 : x
  2. Step 2: Convert to fraction form
    12,760.74/17,623.27 = 11,369.26/x
  3. Step 3: Cross multiply
    12,760.74x = 17,623.27 × 11,369.26
  4. Step 4: Simplify right side
    12,760.74x = 200,363,574.92
  5. Step 5: Solve for x
    x = 200,363,574.92/12,760.74
  6. Step 6: Final answer
    x = 15,701.56

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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.