Home / 30,933.45-46,400.90-7,560.09

Finding the Fourth Proportional to 30,933.45, 46,400.90 and 7,560.09

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Solution

The fourth proportional to 30,933.45, 46,400.90 and 7,560.09 is: 11,340.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,933.45 : 46,400.90 = 7,560.09 : x
  2. Step 2: Convert to fraction form
    30,933.45/46,400.90 = 7,560.09/x
  3. Step 3: Cross multiply
    30,933.45x = 46,400.90 × 7,560.09
  4. Step 4: Simplify right side
    30,933.45x = 350,794,942.28
  5. Step 5: Solve for x
    x = 350,794,942.28/30,933.45
  6. Step 6: Final answer
    x = 11,340.31

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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.