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Finding the Fourth Proportional to 22,718.30, 34,083.14 and 7,927.34

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Solution

The fourth proportional to 22,718.30, 34,083.14 and 7,927.34 is: 11,892.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,718.30 : 34,083.14 = 7,927.34 : x
  2. Step 2: Convert to fraction form
    22,718.30/34,083.14 = 7,927.34/x
  3. Step 3: Cross multiply
    22,718.30x = 34,083.14 × 7,927.34
  4. Step 4: Simplify right side
    22,718.30x = 270,188,429.00
  5. Step 5: Solve for x
    x = 270,188,429.00/22,718.30
  6. Step 6: Final answer
    x = 11,892.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.