Home / 20,884.50-31,326.74-6,094.61

Finding the Fourth Proportional to 20,884.50, 31,326.74 and 6,094.61

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Solution

The fourth proportional to 20,884.50, 31,326.74 and 6,094.61 is: 9,141.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,884.50 : 31,326.74 = 6,094.61 : x
  2. Step 2: Convert to fraction form
    20,884.50/31,326.74 = 6,094.61/x
  3. Step 3: Cross multiply
    20,884.50x = 31,326.74 × 6,094.61
  4. Step 4: Simplify right side
    20,884.50x = 190,924,262.87
  5. Step 5: Solve for x
    x = 190,924,262.87/20,884.50
  6. Step 6: Final answer
    x = 9,141.91

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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.