Home / 22,665.30-33,998.34-7,874.70

Finding the Fourth Proportional to 22,665.30, 33,998.34 and 7,874.70

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Solution

The fourth proportional to 22,665.30, 33,998.34 and 7,874.70 is: 11,812.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,665.30 : 33,998.34 = 7,874.70 : x
  2. Step 2: Convert to fraction form
    22,665.30/33,998.34 = 7,874.70/x
  3. Step 3: Cross multiply
    22,665.30x = 33,998.34 × 7,874.70
  4. Step 4: Simplify right side
    22,665.30x = 267,726,728.00
  5. Step 5: Solve for x
    x = 267,726,728.00/22,665.30
  6. Step 6: Final answer
    x = 11,812.19

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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.