Home / 22,849.41-31,520.97-13,893.78

Finding the Fourth Proportional to 22,849.41, 31,520.97 and 13,893.78

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Solution

The fourth proportional to 22,849.41, 31,520.97 and 13,893.78 is: 19,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,849.41 : 31,520.97 = 13,893.78 : x
  2. Step 2: Convert to fraction form
    22,849.41/31,520.97 = 13,893.78/x
  3. Step 3: Cross multiply
    22,849.41x = 31,520.97 × 13,893.78
  4. Step 4: Simplify right side
    22,849.41x = 437,945,422.57
  5. Step 5: Solve for x
    x = 437,945,422.57/22,849.41
  6. Step 6: Final answer
    x = 19,166.60

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1.5x scale

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.