Home / 29,981.54-41,375.91-16,554.70

Finding the Fourth Proportional to 29,981.54, 41,375.91 and 16,554.70

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Solution

The fourth proportional to 29,981.54, 41,375.91 and 16,554.70 is: 22,846.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,981.54 : 41,375.91 = 16,554.70 : x
  2. Step 2: Convert to fraction form
    29,981.54/41,375.91 = 16,554.70/x
  3. Step 3: Cross multiply
    29,981.54x = 41,375.91 × 16,554.70
  4. Step 4: Simplify right side
    29,981.54x = 684,965,777.28
  5. Step 5: Solve for x
    x = 684,965,777.28/29,981.54
  6. Step 6: Final answer
    x = 22,846.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.