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Finding the Fourth Proportional to 14,304.58, 21,451.11 and 4,943.14

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Solution

The fourth proportional to 14,304.58, 21,451.11 and 4,943.14 is: 7,412.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304.58 : 21,451.11 = 4,943.14 : x
  2. Step 2: Convert to fraction form
    14,304.58/21,451.11 = 4,943.14/x
  3. Step 3: Cross multiply
    14,304.58x = 21,451.11 × 4,943.14
  4. Step 4: Simplify right side
    14,304.58x = 106,035,839.89
  5. Step 5: Solve for x
    x = 106,035,839.89/14,304.58
  6. Step 6: Final answer
    x = 7,412.72

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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.