Home / 20,829.17-31,237.27-6,039.11

Finding the Fourth Proportional to 20,829.17, 31,237.27 and 6,039.11

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Solution

The fourth proportional to 20,829.17, 31,237.27 and 6,039.11 is: 9,056.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,829.17 : 31,237.27 = 6,039.11 : x
  2. Step 2: Convert to fraction form
    20,829.17/31,237.27 = 6,039.11/x
  3. Step 3: Cross multiply
    20,829.17x = 31,237.27 × 6,039.11
  4. Step 4: Simplify right side
    20,829.17x = 188,645,309.63
  5. Step 5: Solve for x
    x = 188,645,309.63/20,829.17
  6. Step 6: Final answer
    x = 9,056.78

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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.