Home / 30,958.20-46,436.72-7,584.84

Finding the Fourth Proportional to 30,958.20, 46,436.72 and 7,584.84

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Solution

The fourth proportional to 30,958.20, 46,436.72 and 7,584.84 is: 11,377.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,958.20 : 46,436.72 = 7,584.84 : x
  2. Step 2: Convert to fraction form
    30,958.20/46,436.72 = 7,584.84/x
  3. Step 3: Cross multiply
    30,958.20x = 46,436.72 × 7,584.84
  4. Step 4: Simplify right side
    30,958.20x = 352,215,053.40
  5. Step 5: Solve for x
    x = 352,215,053.40/30,958.20
  6. Step 6: Final answer
    x = 11,377.12

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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.