Home / 39,175.97-58,787.31-14,217.98

Finding the Fourth Proportional to 39,175.97, 58,787.31 and 14,217.98

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Solution

The fourth proportional to 39,175.97, 58,787.31 and 14,217.98 is: 21,335.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,175.97 : 58,787.31 = 14,217.98 : x
  2. Step 2: Convert to fraction form
    39,175.97/58,787.31 = 14,217.98/x
  3. Step 3: Cross multiply
    39,175.97x = 58,787.31 × 14,217.98
  4. Step 4: Simplify right side
    39,175.97x = 835,836,503.90
  5. Step 5: Solve for x
    x = 835,836,503.90/39,175.97
  6. Step 6: Final answer
    x = 21,335.44

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1.5x scale

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.