Home / 16,723.56-23,077.88-9,169.72

Finding the Fourth Proportional to 16,723.56, 23,077.88 and 9,169.72

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Solution

The fourth proportional to 16,723.56, 23,077.88 and 9,169.72 is: 12,653.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,723.56 : 23,077.88 = 9,169.72 : x
  2. Step 2: Convert to fraction form
    16,723.56/23,077.88 = 9,169.72/x
  3. Step 3: Cross multiply
    16,723.56x = 23,077.88 × 9,169.72
  4. Step 4: Simplify right side
    16,723.56x = 211,617,697.79
  5. Step 5: Solve for x
    x = 211,617,697.79/16,723.56
  6. Step 6: Final answer
    x = 12,653.87

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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.