Home / 18,251.52-27,364.32-8,752.96

Finding the Fourth Proportional to 18,251.52, 27,364.32 and 8,752.96

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Solution

The fourth proportional to 18,251.52, 27,364.32 and 8,752.96 is: 13,123.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,251.52 : 27,364.32 = 8,752.96 : x
  2. Step 2: Convert to fraction form
    18,251.52/27,364.32 = 8,752.96/x
  3. Step 3: Cross multiply
    18,251.52x = 27,364.32 × 8,752.96
  4. Step 4: Simplify right side
    18,251.52x = 239,518,798.39
  5. Step 5: Solve for x
    x = 239,518,798.39/18,251.52
  6. Step 6: Final answer
    x = 13,123.22

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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.