Home / 31,760.98-47,631.71-21,963.22

Finding the Fourth Proportional to 31,760.98, 47,631.71 and 21,963.22

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Solution

The fourth proportional to 31,760.98, 47,631.71 and 21,963.22 is: 32,938.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,760.98 : 47,631.71 = 21,963.22 : x
  2. Step 2: Convert to fraction form
    31,760.98/47,631.71 = 21,963.22/x
  3. Step 3: Cross multiply
    31,760.98x = 47,631.71 × 21,963.22
  4. Step 4: Simplify right side
    31,760.98x = 1,046,145,661.53
  5. Step 5: Solve for x
    x = 1,046,145,661.53/31,760.98
  6. Step 6: Final answer
    x = 32,938.08

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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.