Home / 17,868.73-24,661.80-9,913.52

Finding the Fourth Proportional to 17,868.73, 24,661.80 and 9,913.52

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Solution

The fourth proportional to 17,868.73, 24,661.80 and 9,913.52 is: 13,682.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,868.73 : 24,661.80 = 9,913.52 : x
  2. Step 2: Convert to fraction form
    17,868.73/24,661.80 = 9,913.52/x
  3. Step 3: Cross multiply
    17,868.73x = 24,661.80 × 9,913.52
  4. Step 4: Simplify right side
    17,868.73x = 244,485,142.66
  5. Step 5: Solve for x
    x = 244,485,142.66/17,868.73
  6. Step 6: Final answer
    x = 13,682.29

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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.