Home / 31,310.86-46,968.17-10,253.12

Finding the Fourth Proportional to 31,310.86, 46,968.17 and 10,253.12

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Solution

The fourth proportional to 31,310.86, 46,968.17 and 10,253.12 is: 15,380.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,310.86 : 46,968.17 = 10,253.12 : x
  2. Step 2: Convert to fraction form
    31,310.86/46,968.17 = 10,253.12/x
  3. Step 3: Cross multiply
    31,310.86x = 46,968.17 × 10,253.12
  4. Step 4: Simplify right side
    31,310.86x = 481,570,231.92
  5. Step 5: Solve for x
    x = 481,570,231.92/31,310.86
  6. Step 6: Final answer
    x = 15,380.29

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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.