Home / 22,717.05-33,902.83-21,213.04

Finding the Fourth Proportional to 22,717.05, 33,902.83 and 21,213.04

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Solution

The fourth proportional to 22,717.05, 33,902.83 and 21,213.04 is: 31,658.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,717.05 : 33,902.83 = 21,213.04 : x
  2. Step 2: Convert to fraction form
    22,717.05/33,902.83 = 21,213.04/x
  3. Step 3: Cross multiply
    22,717.05x = 33,902.83 × 21,213.04
  4. Step 4: Simplify right side
    22,717.05x = 719,181,813.32
  5. Step 5: Solve for x
    x = 719,181,813.32/22,717.05
  6. Step 6: Final answer
    x = 31,658.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.