Home / 30,877.92-46,310.96-15,067.12

Finding the Fourth Proportional to 30,877.92, 46,310.96 and 15,067.12

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Solution

The fourth proportional to 30,877.92, 46,310.96 and 15,067.12 is: 22,597.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,877.92 : 46,310.96 = 15,067.12 : x
  2. Step 2: Convert to fraction form
    30,877.92/46,310.96 = 15,067.12/x
  3. Step 3: Cross multiply
    30,877.92x = 46,310.96 × 15,067.12
  4. Step 4: Simplify right side
    30,877.92x = 697,772,791.64
  5. Step 5: Solve for x
    x = 697,772,791.64/30,877.92
  6. Step 6: Final answer
    x = 22,597.79

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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.