Home / 31,837.25-47,755.88-9,949.25

Finding the Fourth Proportional to 31,837.25, 47,755.88 and 9,949.25

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Solution

The fourth proportional to 31,837.25, 47,755.88 and 9,949.25 is: 14,923.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,837.25 : 47,755.88 = 9,949.25 : x
  2. Step 2: Convert to fraction form
    31,837.25/47,755.88 = 9,949.25/x
  3. Step 3: Cross multiply
    31,837.25x = 47,755.88 × 9,949.25
  4. Step 4: Simplify right side
    31,837.25x = 475,135,189.09
  5. Step 5: Solve for x
    x = 475,135,189.09/31,837.25
  6. Step 6: Final answer
    x = 14,923.88

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1.5x scale

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.