Home / 20,835.39-31,256.17-6,042.39

Finding the Fourth Proportional to 20,835.39, 31,256.17 and 6,042.39

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Solution

The fourth proportional to 20,835.39, 31,256.17 and 6,042.39 is: 9,064.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,835.39 : 31,256.17 = 6,042.39 : x
  2. Step 2: Convert to fraction form
    20,835.39/31,256.17 = 6,042.39/x
  3. Step 3: Cross multiply
    20,835.39x = 31,256.17 × 6,042.39
  4. Step 4: Simplify right side
    20,835.39x = 188,861,953.94
  5. Step 5: Solve for x
    x = 188,861,953.94/20,835.39
  6. Step 6: Final answer
    x = 9,064.48

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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.