Home / 14,107.73-21,161.77-9,724.01

Finding the Fourth Proportional to 14,107.73, 21,161.77 and 9,724.01

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Solution

The fourth proportional to 14,107.73, 21,161.77 and 9,724.01 is: 14,586.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,107.73 : 21,161.77 = 9,724.01 : x
  2. Step 2: Convert to fraction form
    14,107.73/21,161.77 = 9,724.01/x
  3. Step 3: Cross multiply
    14,107.73x = 21,161.77 × 9,724.01
  4. Step 4: Simplify right side
    14,107.73x = 205,777,132.98
  5. Step 5: Solve for x
    x = 205,777,132.98/14,107.73
  6. Step 6: Final answer
    x = 14,586.13

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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.