Home / 14,419.20-21,606.89-10,704

Finding the Fourth Proportional to 14,419.20, 21,606.89 and 10,704

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Solution

The fourth proportional to 14,419.20, 21,606.89 and 10,704 is: 16,039.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,419.20 : 21,606.89 = 10,704 : x
  2. Step 2: Convert to fraction form
    14,419.20/21,606.89 = 10,704/x
  3. Step 3: Cross multiply
    14,419.20x = 21,606.89 × 10,704
  4. Step 4: Simplify right side
    14,419.20x = 231,280,097.04
  5. Step 5: Solve for x
    x = 231,280,097.04/14,419.20
  6. Step 6: Final answer
    x = 16,039.73

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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.