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Finding the Fourth Proportional to 22,099.84, 33,153 and 6,515.44

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Solution

The fourth proportional to 22,099.84, 33,153 and 6,515.44 is: 9,774.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,099.84 : 33,153 = 6,515.44 : x
  2. Step 2: Convert to fraction form
    22,099.84/33,153 = 6,515.44/x
  3. Step 3: Cross multiply
    22,099.84x = 33,153 × 6,515.44
  4. Step 4: Simplify right side
    22,099.84x = 216,006,382.32
  5. Step 5: Solve for x
    x = 216,006,382.32/22,099.84
  6. Step 6: Final answer
    x = 9,774.12

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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.