Home / 27,310.86-37,693.97-15,979.70

Finding the Fourth Proportional to 27,310.86, 37,693.97 and 15,979.70

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Solution

The fourth proportional to 27,310.86, 37,693.97 and 15,979.70 is: 22,054.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,310.86 : 37,693.97 = 15,979.70 : x
  2. Step 2: Convert to fraction form
    27,310.86/37,693.97 = 15,979.70/x
  3. Step 3: Cross multiply
    27,310.86x = 37,693.97 × 15,979.70
  4. Step 4: Simplify right side
    27,310.86x = 602,338,332.41
  5. Step 5: Solve for x
    x = 602,338,332.41/27,310.86
  6. Step 6: Final answer
    x = 22,054.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.