Home / 31,851.44-47,785.32-22,510

Finding the Fourth Proportional to 31,851.44, 47,785.32 and 22,510

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Solution

The fourth proportional to 31,851.44, 47,785.32 and 22,510 is: 33,770.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,851.44 : 47,785.32 = 22,510 : x
  2. Step 2: Convert to fraction form
    31,851.44/47,785.32 = 22,510/x
  3. Step 3: Cross multiply
    31,851.44x = 47,785.32 × 22,510
  4. Step 4: Simplify right side
    31,851.44x = 1,075,647,553.20
  5. Step 5: Solve for x
    x = 1,075,647,553.20/31,851.44
  6. Step 6: Final answer
    x = 33,770.77

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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.