Home / 31,607.68-47,375.04-11,873.62

Finding the Fourth Proportional to 31,607.68, 47,375.04 and 11,873.62

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Solution

The fourth proportional to 31,607.68, 47,375.04 and 11,873.62 is: 17,796.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,607.68 : 47,375.04 = 11,873.62 : x
  2. Step 2: Convert to fraction form
    31,607.68/47,375.04 = 11,873.62/x
  3. Step 3: Cross multiply
    31,607.68x = 47,375.04 × 11,873.62
  4. Step 4: Simplify right side
    31,607.68x = 562,513,222.44
  5. Step 5: Solve for x
    x = 562,513,222.44/31,607.68
  6. Step 6: Final answer
    x = 17,796.73

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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.