Home / 22,736.93-31,377.83-13,177.13

Finding the Fourth Proportional to 22,736.93, 31,377.83 and 13,177.13

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Solution

The fourth proportional to 22,736.93, 31,377.83 and 13,177.13 is: 18,184.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,736.93 : 31,377.83 = 13,177.13 : x
  2. Step 2: Convert to fraction form
    22,736.93/31,377.83 = 13,177.13/x
  3. Step 3: Cross multiply
    22,736.93x = 31,377.83 × 13,177.13
  4. Step 4: Simplify right side
    22,736.93x = 413,469,522.25
  5. Step 5: Solve for x
    x = 413,469,522.25/22,736.93
  6. Step 6: Final answer
    x = 18,184.94

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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.