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Finding the Fourth Proportional to 22,464.32, 33,696.61 and 9,981.41

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Solution

The fourth proportional to 22,464.32, 33,696.61 and 9,981.41 is: 14,972.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,464.32 : 33,696.61 = 9,981.41 : x
  2. Step 2: Convert to fraction form
    22,464.32/33,696.61 = 9,981.41/x
  3. Step 3: Cross multiply
    22,464.32x = 33,696.61 × 9,981.41
  4. Step 4: Simplify right side
    22,464.32x = 336,339,486.58
  5. Step 5: Solve for x
    x = 336,339,486.58/22,464.32
  6. Step 6: Final answer
    x = 14,972.17

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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.