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Finding the Fourth Proportional to 14,493.27, 21,743.03 and 4,497.81

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Solution

The fourth proportional to 14,493.27, 21,743.03 and 4,497.81 is: 6,747.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,493.27 : 21,743.03 = 4,497.81 : x
  2. Step 2: Convert to fraction form
    14,493.27/21,743.03 = 4,497.81/x
  3. Step 3: Cross multiply
    14,493.27x = 21,743.03 × 4,497.81
  4. Step 4: Simplify right side
    14,493.27x = 97,796,017.76
  5. Step 5: Solve for x
    x = 97,796,017.76/14,493.27
  6. Step 6: Final answer
    x = 6,747.68

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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.