Home / 31,910.83-47,873.15-9,723.62

Finding the Fourth Proportional to 31,910.83, 47,873.15 and 9,723.62

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Solution

The fourth proportional to 31,910.83, 47,873.15 and 9,723.62 is: 14,587.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,910.83 : 47,873.15 = 9,723.62 : x
  2. Step 2: Convert to fraction form
    31,910.83/47,873.15 = 9,723.62/x
  3. Step 3: Cross multiply
    31,910.83x = 47,873.15 × 9,723.62
  4. Step 4: Simplify right side
    31,910.83x = 465,500,270.18
  5. Step 5: Solve for x
    x = 465,500,270.18/31,910.83
  6. Step 6: Final answer
    x = 14,587.53

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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.