Home / 30,964.97-46,447.59-7,591.43

Finding the Fourth Proportional to 30,964.97, 46,447.59 and 7,591.43

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Solution

The fourth proportional to 30,964.97, 46,447.59 and 7,591.43 is: 11,387.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,964.97 : 46,447.59 = 7,591.43 : x
  2. Step 2: Convert to fraction form
    30,964.97/46,447.59 = 7,591.43/x
  3. Step 3: Cross multiply
    30,964.97x = 46,447.59 × 7,591.43
  4. Step 4: Simplify right side
    30,964.97x = 352,603,628.15
  5. Step 5: Solve for x
    x = 352,603,628.15/30,964.97
  6. Step 6: Final answer
    x = 11,387.18

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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.