Home / 11,686.24-17,452.32-10,396

Finding the Fourth Proportional to 11,686.24, 17,452.32 and 10,396

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Solution

The fourth proportional to 11,686.24, 17,452.32 and 10,396 is: 15,525.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,686.24 : 17,452.32 = 10,396 : x
  2. Step 2: Convert to fraction form
    11,686.24/17,452.32 = 10,396/x
  3. Step 3: Cross multiply
    11,686.24x = 17,452.32 × 10,396
  4. Step 4: Simplify right side
    11,686.24x = 181,434,318.72
  5. Step 5: Solve for x
    x = 181,434,318.72/11,686.24
  6. Step 6: Final answer
    x = 15,525.47

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.