Home / 33,780.07-50,670.11-13,008.43

Finding the Fourth Proportional to 33,780.07, 50,670.11 and 13,008.43

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Solution

The fourth proportional to 33,780.07, 50,670.11 and 13,008.43 is: 19,512.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,780.07 : 50,670.11 = 13,008.43 : x
  2. Step 2: Convert to fraction form
    33,780.07/50,670.11 = 13,008.43/x
  3. Step 3: Cross multiply
    33,780.07x = 50,670.11 × 13,008.43
  4. Step 4: Simplify right side
    33,780.07x = 659,138,579.03
  5. Step 5: Solve for x
    x = 659,138,579.03/33,780.07
  6. Step 6: Final answer
    x = 19,512.65

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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.