Home / 23,212.14-32,032.78-12,601.78

Finding the Fourth Proportional to 23,212.14, 32,032.78 and 12,601.78

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Solution

The fourth proportional to 23,212.14, 32,032.78 and 12,601.78 is: 17,390.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,212.14 : 32,032.78 = 12,601.78 : x
  2. Step 2: Convert to fraction form
    23,212.14/32,032.78 = 12,601.78/x
  3. Step 3: Cross multiply
    23,212.14x = 32,032.78 × 12,601.78
  4. Step 4: Simplify right side
    23,212.14x = 403,670,046.35
  5. Step 5: Solve for x
    x = 403,670,046.35/23,212.14
  6. Step 6: Final answer
    x = 17,390.47

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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.