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Finding the Fourth Proportional to 14,871.16, 22,299.69 and 8,633.10

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Solution

The fourth proportional to 14,871.16, 22,299.69 and 8,633.10 is: 12,945.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,871.16 : 22,299.69 = 8,633.10 : x
  2. Step 2: Convert to fraction form
    14,871.16/22,299.69 = 8,633.10/x
  3. Step 3: Cross multiply
    14,871.16x = 22,299.69 × 8,633.10
  4. Step 4: Simplify right side
    14,871.16x = 192,515,453.74
  5. Step 5: Solve for x
    x = 192,515,453.74/14,871.16
  6. Step 6: Final answer
    x = 12,945.56

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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.