Home / 16,724.65-23,079.86-9,170.83

Finding the Fourth Proportional to 16,724.65, 23,079.86 and 9,170.83

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Solution

The fourth proportional to 16,724.65, 23,079.86 and 9,170.83 is: 12,655.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,724.65 : 23,079.86 = 9,170.83 : x
  2. Step 2: Convert to fraction form
    16,724.65/23,079.86 = 9,170.83/x
  3. Step 3: Cross multiply
    16,724.65x = 23,079.86 × 9,170.83
  4. Step 4: Simplify right side
    16,724.65x = 211,661,472.48
  5. Step 5: Solve for x
    x = 211,661,472.48/16,724.65
  6. Step 6: Final answer
    x = 12,655.66

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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.