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Finding the Fourth Proportional to 22,084.64, 33,139.92 and 15,837.92

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Solution

The fourth proportional to 22,084.64, 33,139.92 and 15,837.92 is: 23,766.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,084.64 : 33,139.92 = 15,837.92 : x
  2. Step 2: Convert to fraction form
    22,084.64/33,139.92 = 15,837.92/x
  3. Step 3: Cross multiply
    22,084.64x = 33,139.92 × 15,837.92
  4. Step 4: Simplify right side
    22,084.64x = 524,867,401.77
  5. Step 5: Solve for x
    x = 524,867,401.77/22,084.64
  6. Step 6: Final answer
    x = 23,766.17

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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.