Home / 14,476.50-21,699.58-6,690.42

Finding the Fourth Proportional to 14,476.50, 21,699.58 and 6,690.42

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Solution

The fourth proportional to 14,476.50, 21,699.58 and 6,690.42 is: 10,028.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,476.50 : 21,699.58 = 6,690.42 : x
  2. Step 2: Convert to fraction form
    14,476.50/21,699.58 = 6,690.42/x
  3. Step 3: Cross multiply
    14,476.50x = 21,699.58 × 6,690.42
  4. Step 4: Simplify right side
    14,476.50x = 145,179,304.02
  5. Step 5: Solve for x
    x = 145,179,304.02/14,476.50
  6. Step 6: Final answer
    x = 10,028.62

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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.