Home / 33,075.08-49,619.45-10,889.78

Finding the Fourth Proportional to 33,075.08, 49,619.45 and 10,889.78

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Solution

The fourth proportional to 33,075.08, 49,619.45 and 10,889.78 is: 16,336.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,075.08 : 49,619.45 = 10,889.78 : x
  2. Step 2: Convert to fraction form
    33,075.08/49,619.45 = 10,889.78/x
  3. Step 3: Cross multiply
    33,075.08x = 49,619.45 × 10,889.78
  4. Step 4: Simplify right side
    33,075.08x = 540,344,839.77
  5. Step 5: Solve for x
    x = 540,344,839.77/33,075.08
  6. Step 6: Final answer
    x = 16,336.92

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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.