Home / 31,657.31-47,399.78-22,283.27

Finding the Fourth Proportional to 31,657.31, 47,399.78 and 22,283.27

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Solution

The fourth proportional to 31,657.31, 47,399.78 and 22,283.27 is: 33,364.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,657.31 : 47,399.78 = 22,283.27 : x
  2. Step 2: Convert to fraction form
    31,657.31/47,399.78 = 22,283.27/x
  3. Step 3: Cross multiply
    31,657.31x = 47,399.78 × 22,283.27
  4. Step 4: Simplify right side
    31,657.31x = 1,056,221,747.27
  5. Step 5: Solve for x
    x = 1,056,221,747.27/31,657.31
  6. Step 6: Final answer
    x = 33,364.23

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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.