Home / 16,902.07-23,329.72-11,867.51

Finding the Fourth Proportional to 16,902.07, 23,329.72 and 11,867.51

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Solution

The fourth proportional to 16,902.07, 23,329.72 and 11,867.51 is: 16,380.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,902.07 : 23,329.72 = 11,867.51 : x
  2. Step 2: Convert to fraction form
    16,902.07/23,329.72 = 11,867.51/x
  3. Step 3: Cross multiply
    16,902.07x = 23,329.72 × 11,867.51
  4. Step 4: Simplify right side
    16,902.07x = 276,865,758.56
  5. Step 5: Solve for x
    x = 276,865,758.56/16,902.07
  6. Step 6: Final answer
    x = 16,380.59

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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.