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Finding the Fourth Proportional to 14,471.73, 21,708.03 and 4,983.94

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Solution

The fourth proportional to 14,471.73, 21,708.03 and 4,983.94 is: 7,476.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,471.73 : 21,708.03 = 4,983.94 : x
  2. Step 2: Convert to fraction form
    14,471.73/21,708.03 = 4,983.94/x
  3. Step 3: Cross multiply
    14,471.73x = 21,708.03 × 4,983.94
  4. Step 4: Simplify right side
    14,471.73x = 108,191,519.04
  5. Step 5: Solve for x
    x = 108,191,519.04/14,471.73
  6. Step 6: Final answer
    x = 7,476.06

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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.