Home / 16,902.82-23,330.76-11,868.27

Finding the Fourth Proportional to 16,902.82, 23,330.76 and 11,868.27

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Solution

The fourth proportional to 16,902.82, 23,330.76 and 11,868.27 is: 16,381.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,902.82 : 23,330.76 = 11,868.27 : x
  2. Step 2: Convert to fraction form
    16,902.82/23,330.76 = 11,868.27/x
  3. Step 3: Cross multiply
    16,902.82x = 23,330.76 × 11,868.27
  4. Step 4: Simplify right side
    16,902.82x = 276,895,642.33
  5. Step 5: Solve for x
    x = 276,895,642.33/16,902.82
  6. Step 6: Final answer
    x = 16,381.62

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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.