Home / 33,315.45-49,981.82-9,941.88

Finding the Fourth Proportional to 33,315.45, 49,981.82 and 9,941.88

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Solution

The fourth proportional to 33,315.45, 49,981.82 and 9,941.88 is: 14,915.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,315.45 : 49,981.82 = 9,941.88 : x
  2. Step 2: Convert to fraction form
    33,315.45/49,981.82 = 9,941.88/x
  3. Step 3: Cross multiply
    33,315.45x = 49,981.82 × 9,941.88
  4. Step 4: Simplify right side
    33,315.45x = 496,913,487.55
  5. Step 5: Solve for x
    x = 496,913,487.55/33,315.45
  6. Step 6: Final answer
    x = 14,915.41

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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.