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Finding the Fourth Proportional to 33,294.66, 49,933.48 and 9,915.63

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Solution

The fourth proportional to 33,294.66, 49,933.48 and 9,915.63 is: 14,870.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,294.66 : 49,933.48 = 9,915.63 : x
  2. Step 2: Convert to fraction form
    33,294.66/49,933.48 = 9,915.63/x
  3. Step 3: Cross multiply
    33,294.66x = 49,933.48 × 9,915.63
  4. Step 4: Simplify right side
    33,294.66x = 495,121,912.29
  5. Step 5: Solve for x
    x = 495,121,912.29/33,294.66
  6. Step 6: Final answer
    x = 14,870.91

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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.