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Finding the Fourth Proportional to 16,607.72, 24,912.06 and 6,217.48

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Solution

The fourth proportional to 16,607.72, 24,912.06 and 6,217.48 is: 9,326.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,607.72 : 24,912.06 = 6,217.48 : x
  2. Step 2: Convert to fraction form
    16,607.72/24,912.06 = 6,217.48/x
  3. Step 3: Cross multiply
    16,607.72x = 24,912.06 × 6,217.48
  4. Step 4: Simplify right side
    16,607.72x = 154,890,234.81
  5. Step 5: Solve for x
    x = 154,890,234.81/16,607.72
  6. Step 6: Final answer
    x = 9,326.40

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1.5x scale

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.