Home / 33,075.05-49,619.40-10,889.75

Finding the Fourth Proportional to 33,075.05, 49,619.40 and 10,889.75

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Solution

The fourth proportional to 33,075.05, 49,619.40 and 10,889.75 is: 16,336.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,075.05 : 49,619.40 = 10,889.75 : x
  2. Step 2: Convert to fraction form
    33,075.05/49,619.40 = 10,889.75/x
  3. Step 3: Cross multiply
    33,075.05x = 49,619.40 × 10,889.75
  4. Step 4: Simplify right side
    33,075.05x = 540,342,861.15
  5. Step 5: Solve for x
    x = 540,342,861.15/33,075.05
  6. Step 6: Final answer
    x = 16,336.87

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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.