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Finding the Fourth Proportional to 33,328.65, 49,993.02 and 13,347.14

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Solution

The fourth proportional to 33,328.65, 49,993.02 and 13,347.14 is: 20,020.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,328.65 : 49,993.02 = 13,347.14 : x
  2. Step 2: Convert to fraction form
    33,328.65/49,993.02 = 13,347.14/x
  3. Step 3: Cross multiply
    33,328.65x = 49,993.02 × 13,347.14
  4. Step 4: Simplify right side
    33,328.65x = 667,263,520.26
  5. Step 5: Solve for x
    x = 667,263,520.26/33,328.65
  6. Step 6: Final answer
    x = 20,020.72

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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.