Home / 14,268.89-19,691.20-8,304.02

Finding the Fourth Proportional to 14,268.89, 19,691.20 and 8,304.02

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Solution

The fourth proportional to 14,268.89, 19,691.20 and 8,304.02 is: 11,459.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.89 : 19,691.20 = 8,304.02 : x
  2. Step 2: Convert to fraction form
    14,268.89/19,691.20 = 8,304.02/x
  3. Step 3: Cross multiply
    14,268.89x = 19,691.20 × 8,304.02
  4. Step 4: Simplify right side
    14,268.89x = 163,516,166.69
  5. Step 5: Solve for x
    x = 163,516,166.69/14,268.89
  6. Step 6: Final answer
    x = 11,459.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.