Home / 17,240.15-23,791.41-9,686.48

Finding the Fourth Proportional to 17,240.15, 23,791.41 and 9,686.48

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Solution

The fourth proportional to 17,240.15, 23,791.41 and 9,686.48 is: 13,367.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,240.15 : 23,791.41 = 9,686.48 : x
  2. Step 2: Convert to fraction form
    17,240.15/23,791.41 = 9,686.48/x
  3. Step 3: Cross multiply
    17,240.15x = 23,791.41 × 9,686.48
  4. Step 4: Simplify right side
    17,240.15x = 230,454,898.18
  5. Step 5: Solve for x
    x = 230,454,898.18/17,240.15
  6. Step 6: Final answer
    x = 13,367.34

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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.