Home / 22,156.93-33,257.94-11,071.57

Finding the Fourth Proportional to 22,156.93, 33,257.94 and 11,071.57

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Solution

The fourth proportional to 22,156.93, 33,257.94 and 11,071.57 is: 16,618.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,156.93 : 33,257.94 = 11,071.57 : x
  2. Step 2: Convert to fraction form
    22,156.93/33,257.94 = 11,071.57/x
  3. Step 3: Cross multiply
    22,156.93x = 33,257.94 × 11,071.57
  4. Step 4: Simplify right side
    22,156.93x = 368,217,610.74
  5. Step 5: Solve for x
    x = 368,217,610.74/22,156.93
  6. Step 6: Final answer
    x = 16,618.62

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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.