Home / 27,983.52-41,979.84-8,264.07

Finding the Fourth Proportional to 27,983.52, 41,979.84 and 8,264.07

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Solution

The fourth proportional to 27,983.52, 41,979.84 and 8,264.07 is: 12,397.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,983.52 : 41,979.84 = 8,264.07 : x
  2. Step 2: Convert to fraction form
    27,983.52/41,979.84 = 8,264.07/x
  3. Step 3: Cross multiply
    27,983.52x = 41,979.84 × 8,264.07
  4. Step 4: Simplify right side
    27,983.52x = 346,924,336.35
  5. Step 5: Solve for x
    x = 346,924,336.35/27,983.52
  6. Step 6: Final answer
    x = 12,397.45

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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.