Home / 33,211.62-45,851.06-31,319.87

Finding the Fourth Proportional to 33,211.62, 45,851.06 and 31,319.87

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Solution

The fourth proportional to 33,211.62, 45,851.06 and 31,319.87 is: 43,239.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,211.62 : 45,851.06 = 31,319.87 : x
  2. Step 2: Convert to fraction form
    33,211.62/45,851.06 = 31,319.87/x
  3. Step 3: Cross multiply
    33,211.62x = 45,851.06 × 31,319.87
  4. Step 4: Simplify right side
    33,211.62x = 1,436,049,087.61
  5. Step 5: Solve for x
    x = 1,436,049,087.61/33,211.62
  6. Step 6: Final answer
    x = 43,239.36

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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.