Home / 22,738.29-31,367.55-15,194.73

Finding the Fourth Proportional to 22,738.29, 31,367.55 and 15,194.73

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Solution

The fourth proportional to 22,738.29, 31,367.55 and 15,194.73 is: 20,961.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,738.29 : 31,367.55 = 15,194.73 : x
  2. Step 2: Convert to fraction form
    22,738.29/31,367.55 = 15,194.73/x
  3. Step 3: Cross multiply
    22,738.29x = 31,367.55 × 15,194.73
  4. Step 4: Simplify right side
    22,738.29x = 476,621,539.40
  5. Step 5: Solve for x
    x = 476,621,539.40/22,738.29
  6. Step 6: Final answer
    x = 20,961.19

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Double scale
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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.