Home / 33,157.26-49,740.75-9,780.66

Finding the Fourth Proportional to 33,157.26, 49,740.75 and 9,780.66

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Solution

The fourth proportional to 33,157.26, 49,740.75 and 9,780.66 is: 14,672.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,157.26 : 49,740.75 = 9,780.66 : x
  2. Step 2: Convert to fraction form
    33,157.26/49,740.75 = 9,780.66/x
  3. Step 3: Cross multiply
    33,157.26x = 49,740.75 × 9,780.66
  4. Step 4: Simplify right side
    33,157.26x = 486,497,363.90
  5. Step 5: Solve for x
    x = 486,497,363.90/33,157.26
  6. Step 6: Final answer
    x = 14,672.42

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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.