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Finding the Fourth Proportional to 33,289.04, 49,936.44 and 9,915.44

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Solution

The fourth proportional to 33,289.04, 49,936.44 and 9,915.44 is: 14,874.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,289.04 : 49,936.44 = 9,915.44 : x
  2. Step 2: Convert to fraction form
    33,289.04/49,936.44 = 9,915.44/x
  3. Step 3: Cross multiply
    33,289.04x = 49,936.44 × 9,915.44
  4. Step 4: Simplify right side
    33,289.04x = 495,141,774.63
  5. Step 5: Solve for x
    x = 495,141,774.63/33,289.04
  6. Step 6: Final answer
    x = 14,874.02

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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.