Home / 31,871.56-47,823.41-22,571.35

Finding the Fourth Proportional to 31,871.56, 47,823.41 and 22,571.35

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Solution

The fourth proportional to 31,871.56, 47,823.41 and 22,571.35 is: 33,868.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,871.56 : 47,823.41 = 22,571.35 : x
  2. Step 2: Convert to fraction form
    31,871.56/47,823.41 = 22,571.35/x
  3. Step 3: Cross multiply
    31,871.56x = 47,823.41 × 22,571.35
  4. Step 4: Simplify right side
    31,871.56x = 1,079,438,925.30
  5. Step 5: Solve for x
    x = 1,079,438,925.30/31,871.56
  6. Step 6: Final answer
    x = 33,868.41

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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.