Home / 36,971.27-55,456.87-8,891.31

Finding the Fourth Proportional to 36,971.27, 55,456.87 and 8,891.31

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Solution

The fourth proportional to 36,971.27, 55,456.87 and 8,891.31 is: 13,336.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,971.27 : 55,456.87 = 8,891.31 : x
  2. Step 2: Convert to fraction form
    36,971.27/55,456.87 = 8,891.31/x
  3. Step 3: Cross multiply
    36,971.27x = 55,456.87 × 8,891.31
  4. Step 4: Simplify right side
    36,971.27x = 493,084,113.26
  5. Step 5: Solve for x
    x = 493,084,113.26/36,971.27
  6. Step 6: Final answer
    x = 13,336.95

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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.