Home / 21,026.44-31,536.61-6,793.02

Finding the Fourth Proportional to 21,026.44, 31,536.61 and 6,793.02

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Solution

The fourth proportional to 21,026.44, 31,536.61 and 6,793.02 is: 10,188.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,026.44 : 31,536.61 = 6,793.02 : x
  2. Step 2: Convert to fraction form
    21,026.44/31,536.61 = 6,793.02/x
  3. Step 3: Cross multiply
    21,026.44x = 31,536.61 × 6,793.02
  4. Step 4: Simplify right side
    21,026.44x = 214,228,822.46
  5. Step 5: Solve for x
    x = 214,228,822.46/21,026.44
  6. Step 6: Final answer
    x = 10,188.54

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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.