Home / 22,735.55-31,374.97-12,664.11

Finding the Fourth Proportional to 22,735.55, 31,374.97 and 12,664.11

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Solution

The fourth proportional to 22,735.55, 31,374.97 and 12,664.11 is: 17,476.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,735.55 : 31,374.97 = 12,664.11 : x
  2. Step 2: Convert to fraction form
    22,735.55/31,374.97 = 12,664.11/x
  3. Step 3: Cross multiply
    22,735.55x = 31,374.97 × 12,664.11
  4. Step 4: Simplify right side
    22,735.55x = 397,336,071.33
  5. Step 5: Solve for x
    x = 397,336,071.33/22,735.55
  6. Step 6: Final answer
    x = 17,476.42

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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.