Home / 16,029.06-22,120.20-9,318.92

Finding the Fourth Proportional to 16,029.06, 22,120.20 and 9,318.92

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Solution

The fourth proportional to 16,029.06, 22,120.20 and 9,318.92 is: 12,860.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,029.06 : 22,120.20 = 9,318.92 : x
  2. Step 2: Convert to fraction form
    16,029.06/22,120.20 = 9,318.92/x
  3. Step 3: Cross multiply
    16,029.06x = 22,120.20 × 9,318.92
  4. Step 4: Simplify right side
    16,029.06x = 206,136,346.53
  5. Step 5: Solve for x
    x = 206,136,346.53/16,029.06
  6. Step 6: Final answer
    x = 12,860.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.