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Finding the Fourth Proportional to 33,247.28, 49,870.92 and 8,623.28

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Solution

The fourth proportional to 33,247.28, 49,870.92 and 8,623.28 is: 12,934.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,247.28 : 49,870.92 = 8,623.28 : x
  2. Step 2: Convert to fraction form
    33,247.28/49,870.92 = 8,623.28/x
  3. Step 3: Cross multiply
    33,247.28x = 49,870.92 × 8,623.28
  4. Step 4: Simplify right side
    33,247.28x = 430,050,907.02
  5. Step 5: Solve for x
    x = 430,050,907.02/33,247.28
  6. Step 6: Final answer
    x = 12,934.92

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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.