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Finding the Fourth Proportional to 14,468.68, 21,672.78 and 9,248.04

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Solution

The fourth proportional to 14,468.68, 21,672.78 and 9,248.04 is: 13,852.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,468.68 : 21,672.78 = 9,248.04 : x
  2. Step 2: Convert to fraction form
    14,468.68/21,672.78 = 9,248.04/x
  3. Step 3: Cross multiply
    14,468.68x = 21,672.78 × 9,248.04
  4. Step 4: Simplify right side
    14,468.68x = 200,430,736.35
  5. Step 5: Solve for x
    x = 200,430,736.35/14,468.68
  6. Step 6: Final answer
    x = 13,852.73

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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.