Home / 30,874.15-46,310.82-7,500.52

Finding the Fourth Proportional to 30,874.15, 46,310.82 and 7,500.52

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Solution

The fourth proportional to 30,874.15, 46,310.82 and 7,500.52 is: 11,250.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,874.15 : 46,310.82 = 7,500.52 : x
  2. Step 2: Convert to fraction form
    30,874.15/46,310.82 = 7,500.52/x
  3. Step 3: Cross multiply
    30,874.15x = 46,310.82 × 7,500.52
  4. Step 4: Simplify right side
    30,874.15x = 347,355,231.63
  5. Step 5: Solve for x
    x = 347,355,231.63/30,874.15
  6. Step 6: Final answer
    x = 11,250.68

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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.