Home / 33,253.20-49,908.96-13,531.68

Finding the Fourth Proportional to 33,253.20, 49,908.96 and 13,531.68

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Solution

The fourth proportional to 33,253.20, 49,908.96 and 13,531.68 is: 20,309.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,253.20 : 49,908.96 = 13,531.68 : x
  2. Step 2: Convert to fraction form
    33,253.20/49,908.96 = 13,531.68/x
  3. Step 3: Cross multiply
    33,253.20x = 49,908.96 × 13,531.68
  4. Step 4: Simplify right side
    33,253.20x = 675,352,075.85
  5. Step 5: Solve for x
    x = 675,352,075.85/33,253.20
  6. Step 6: Final answer
    x = 20,309.39

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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.