Home / 31,727.06-47,563.80-15,912.62

Finding the Fourth Proportional to 31,727.06, 47,563.80 and 15,912.62

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Solution

The fourth proportional to 31,727.06, 47,563.80 and 15,912.62 is: 23,855.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,727.06 : 47,563.80 = 15,912.62 : x
  2. Step 2: Convert to fraction form
    31,727.06/47,563.80 = 15,912.62/x
  3. Step 3: Cross multiply
    31,727.06x = 47,563.80 × 15,912.62
  4. Step 4: Simplify right side
    31,727.06x = 756,864,675.16
  5. Step 5: Solve for x
    x = 756,864,675.16/31,727.06
  6. Step 6: Final answer
    x = 23,855.49

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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.