Home / 27,290.52-40,921.94-13,961.48

Finding the Fourth Proportional to 27,290.52, 40,921.94 and 13,961.48

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Solution

The fourth proportional to 27,290.52, 40,921.94 and 13,961.48 is: 20,935.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,290.52 : 40,921.94 = 13,961.48 : x
  2. Step 2: Convert to fraction form
    27,290.52/40,921.94 = 13,961.48/x
  3. Step 3: Cross multiply
    27,290.52x = 40,921.94 × 13,961.48
  4. Step 4: Simplify right side
    27,290.52x = 571,330,846.87
  5. Step 5: Solve for x
    x = 571,330,846.87/27,290.52
  6. Step 6: Final answer
    x = 20,935.14

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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.