Home / 49,482.20-68,290.32-28,264.64

Finding the Fourth Proportional to 49,482.20, 68,290.32 and 28,264.64

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Solution

The fourth proportional to 49,482.20, 68,290.32 and 28,264.64 is: 39,007.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,482.20 : 68,290.32 = 28,264.64 : x
  2. Step 2: Convert to fraction form
    49,482.20/68,290.32 = 28,264.64/x
  3. Step 3: Cross multiply
    49,482.20x = 68,290.32 × 28,264.64
  4. Step 4: Simplify right side
    49,482.20x = 1,930,201,310.28
  5. Step 5: Solve for x
    x = 1,930,201,310.28/49,482.20
  6. Step 6: Final answer
    x = 39,007.99

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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.