Home / 30,850.38-46,275.57-7,476.82

Finding the Fourth Proportional to 30,850.38, 46,275.57 and 7,476.82

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Solution

The fourth proportional to 30,850.38, 46,275.57 and 7,476.82 is: 11,215.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,850.38 : 46,275.57 = 7,476.82 : x
  2. Step 2: Convert to fraction form
    30,850.38/46,275.57 = 7,476.82/x
  3. Step 3: Cross multiply
    30,850.38x = 46,275.57 × 7,476.82
  4. Step 4: Simplify right side
    30,850.38x = 345,994,077.48
  5. Step 5: Solve for x
    x = 345,994,077.48/30,850.38
  6. Step 6: Final answer
    x = 11,215.23

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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.