Home / 31,995.87-48,003.03-9,812.52

Finding the Fourth Proportional to 31,995.87, 48,003.03 and 9,812.52

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Solution

The fourth proportional to 31,995.87, 48,003.03 and 9,812.52 is: 14,721.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,995.87 : 48,003.03 = 9,812.52 : x
  2. Step 2: Convert to fraction form
    31,995.87/48,003.03 = 9,812.52/x
  3. Step 3: Cross multiply
    31,995.87x = 48,003.03 × 9,812.52
  4. Step 4: Simplify right side
    31,995.87x = 471,030,691.94
  5. Step 5: Solve for x
    x = 471,030,691.94/31,995.87
  6. Step 6: Final answer
    x = 14,721.61

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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.