Home / 21,760.24-30,033.96-12,334

Finding the Fourth Proportional to 21,760.24, 30,033.96 and 12,334

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Solution

The fourth proportional to 21,760.24, 30,033.96 and 12,334 is: 17,023.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,760.24 : 30,033.96 = 12,334 : x
  2. Step 2: Convert to fraction form
    21,760.24/30,033.96 = 12,334/x
  3. Step 3: Cross multiply
    21,760.24x = 30,033.96 × 12,334
  4. Step 4: Simplify right side
    21,760.24x = 370,438,862.64
  5. Step 5: Solve for x
    x = 370,438,862.64/21,760.24
  6. Step 6: Final answer
    x = 17,023.66

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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.