Home / 30,873.72-46,310.66-7,500.12

Finding the Fourth Proportional to 30,873.72, 46,310.66 and 7,500.12

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Solution

The fourth proportional to 30,873.72, 46,310.66 and 7,500.12 is: 11,250.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,873.72 : 46,310.66 = 7,500.12 : x
  2. Step 2: Convert to fraction form
    30,873.72/46,310.66 = 7,500.12/x
  3. Step 3: Cross multiply
    30,873.72x = 46,310.66 × 7,500.12
  4. Step 4: Simplify right side
    30,873.72x = 347,335,507.28
  5. Step 5: Solve for x
    x = 347,335,507.28/30,873.72
  6. Step 6: Final answer
    x = 11,250.20

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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.