Home / 16,727.88-23,084.16-9,174

Finding the Fourth Proportional to 16,727.88, 23,084.16 and 9,174

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Solution

The fourth proportional to 16,727.88, 23,084.16 and 9,174 is: 12,659.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,727.88 : 23,084.16 = 9,174 : x
  2. Step 2: Convert to fraction form
    16,727.88/23,084.16 = 9,174/x
  3. Step 3: Cross multiply
    16,727.88x = 23,084.16 × 9,174
  4. Step 4: Simplify right side
    16,727.88x = 211,774,083.84
  5. Step 5: Solve for x
    x = 211,774,083.84/16,727.88
  6. Step 6: Final answer
    x = 12,659.95

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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.