Home / 39,700.62-54,787.72-22,706.41

Finding the Fourth Proportional to 39,700.62, 54,787.72 and 22,706.41

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Solution

The fourth proportional to 39,700.62, 54,787.72 and 22,706.41 is: 31,335.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,700.62 : 54,787.72 = 22,706.41 : x
  2. Step 2: Convert to fraction form
    39,700.62/54,787.72 = 22,706.41/x
  3. Step 3: Cross multiply
    39,700.62x = 54,787.72 × 22,706.41
  4. Step 4: Simplify right side
    39,700.62x = 1,244,032,433.29
  5. Step 5: Solve for x
    x = 1,244,032,433.29/39,700.62
  6. Step 6: Final answer
    x = 31,335.34

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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.