Home / 33,988.80-46,908.84-20,560.02

Finding the Fourth Proportional to 33,988.80, 46,908.84 and 20,560.02

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Solution

The fourth proportional to 33,988.80, 46,908.84 and 20,560.02 is: 28,375.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,988.80 : 46,908.84 = 20,560.02 : x
  2. Step 2: Convert to fraction form
    33,988.80/46,908.84 = 20,560.02/x
  3. Step 3: Cross multiply
    33,988.80x = 46,908.84 × 20,560.02
  4. Step 4: Simplify right side
    33,988.80x = 964,446,813.42
  5. Step 5: Solve for x
    x = 964,446,813.42/33,988.80
  6. Step 6: Final answer
    x = 28,375.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.