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Finding the Fourth Proportional to 16,346.72, 24,535.48 and 8,561

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Solution

The fourth proportional to 16,346.72, 24,535.48 and 8,561 is: 12,849.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,346.72 : 24,535.48 = 8,561 : x
  2. Step 2: Convert to fraction form
    16,346.72/24,535.48 = 8,561/x
  3. Step 3: Cross multiply
    16,346.72x = 24,535.48 × 8,561
  4. Step 4: Simplify right side
    16,346.72x = 210,048,244.28
  5. Step 5: Solve for x
    x = 210,048,244.28/16,346.72
  6. Step 6: Final answer
    x = 12,849.57

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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.