Home / 33,045.80-49,551.68-13,319.06

Finding the Fourth Proportional to 33,045.80, 49,551.68 and 13,319.06

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Solution

The fourth proportional to 33,045.80, 49,551.68 and 13,319.06 is: 19,971.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,045.80 : 49,551.68 = 13,319.06 : x
  2. Step 2: Convert to fraction form
    33,045.80/49,551.68 = 13,319.06/x
  3. Step 3: Cross multiply
    33,045.80x = 49,551.68 × 13,319.06
  4. Step 4: Simplify right side
    33,045.80x = 659,981,584.56
  5. Step 5: Solve for x
    x = 659,981,584.56/33,045.80
  6. Step 6: Final answer
    x = 19,971.73

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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.