Home / 33,315.62-45,995.92-31,717.12

Finding the Fourth Proportional to 33,315.62, 45,995.92 and 31,717.12

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Solution

The fourth proportional to 33,315.62, 45,995.92 and 31,717.12 is: 43,789.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,315.62 : 45,995.92 = 31,717.12 : x
  2. Step 2: Convert to fraction form
    33,315.62/45,995.92 = 31,717.12/x
  3. Step 3: Cross multiply
    33,315.62x = 45,995.92 × 31,717.12
  4. Step 4: Simplify right side
    33,315.62x = 1,458,858,114.15
  5. Step 5: Solve for x
    x = 1,458,858,114.15/33,315.62
  6. Step 6: Final answer
    x = 43,789.01

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1.5x scale

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.