Home / 22,504.44-31,057.41-13,554.82

Finding the Fourth Proportional to 22,504.44, 31,057.41 and 13,554.82

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Solution

The fourth proportional to 22,504.44, 31,057.41 and 13,554.82 is: 18,706.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,504.44 : 31,057.41 = 13,554.82 : x
  2. Step 2: Convert to fraction form
    22,504.44/31,057.41 = 13,554.82/x
  3. Step 3: Cross multiply
    22,504.44x = 31,057.41 × 13,554.82
  4. Step 4: Simplify right side
    22,504.44x = 420,977,602.22
  5. Step 5: Solve for x
    x = 420,977,602.22/22,504.44
  6. Step 6: Final answer
    x = 18,706.42

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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.