Home / 18,501.24-27,812-14,843.48

Finding the Fourth Proportional to 18,501.24, 27,812 and 14,843.48

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Solution

The fourth proportional to 18,501.24, 27,812 and 14,843.48 is: 22,313.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,501.24 : 27,812 = 14,843.48 : x
  2. Step 2: Convert to fraction form
    18,501.24/27,812 = 14,843.48/x
  3. Step 3: Cross multiply
    18,501.24x = 27,812 × 14,843.48
  4. Step 4: Simplify right side
    18,501.24x = 412,826,865.76
  5. Step 5: Solve for x
    x = 412,826,865.76/18,501.24
  6. Step 6: Final answer
    x = 22,313.47

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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.