Home / 33,106.05-49,657.86-10,918.80

Finding the Fourth Proportional to 33,106.05, 49,657.86 and 10,918.80

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Solution

The fourth proportional to 33,106.05, 49,657.86 and 10,918.80 is: 16,377.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,106.05 : 49,657.86 = 10,918.80 : x
  2. Step 2: Convert to fraction form
    33,106.05/49,657.86 = 10,918.80/x
  3. Step 3: Cross multiply
    33,106.05x = 49,657.86 × 10,918.80
  4. Step 4: Simplify right side
    33,106.05x = 542,204,241.77
  5. Step 5: Solve for x
    x = 542,204,241.77/33,106.05
  6. Step 6: Final answer
    x = 16,377.80

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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.