Home / 20,829.93-31,238.46-6,039.94

Finding the Fourth Proportional to 20,829.93, 31,238.46 and 6,039.94

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Solution

The fourth proportional to 20,829.93, 31,238.46 and 6,039.94 is: 9,058.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,829.93 : 31,238.46 = 6,039.94 : x
  2. Step 2: Convert to fraction form
    20,829.93/31,238.46 = 6,039.94/x
  3. Step 3: Cross multiply
    20,829.93x = 31,238.46 × 6,039.94
  4. Step 4: Simplify right side
    20,829.93x = 188,678,298.75
  5. Step 5: Solve for x
    x = 188,678,298.75/20,829.93
  6. Step 6: Final answer
    x = 9,058.04

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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.