Home / 17,753.75-26,616.58-8,864.51

Finding the Fourth Proportional to 17,753.75, 26,616.58 and 8,864.51

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Solution

The fourth proportional to 17,753.75, 26,616.58 and 8,864.51 is: 13,289.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,753.75 : 26,616.58 = 8,864.51 : x
  2. Step 2: Convert to fraction form
    17,753.75/26,616.58 = 8,864.51/x
  3. Step 3: Cross multiply
    17,753.75x = 26,616.58 × 8,864.51
  4. Step 4: Simplify right side
    17,753.75x = 235,942,939.58
  5. Step 5: Solve for x
    x = 235,942,939.58/17,753.75
  6. Step 6: Final answer
    x = 13,289.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.