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Finding the Fourth Proportional to 16,609.19, 24,919.25 and 7,842.96

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Solution

The fourth proportional to 16,609.19, 24,919.25 and 7,842.96 is: 11,767.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,609.19 : 24,919.25 = 7,842.96 : x
  2. Step 2: Convert to fraction form
    16,609.19/24,919.25 = 7,842.96/x
  3. Step 3: Cross multiply
    16,609.19x = 24,919.25 × 7,842.96
  4. Step 4: Simplify right side
    16,609.19x = 195,440,641.77
  5. Step 5: Solve for x
    x = 195,440,641.77/16,609.19
  6. Step 6: Final answer
    x = 11,767.02

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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.