Home / 19,294.62-28,945.56-13,068.96

Finding the Fourth Proportional to 19,294.62, 28,945.56 and 13,068.96

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Solution

The fourth proportional to 19,294.62, 28,945.56 and 13,068.96 is: 19,605.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,294.62 : 28,945.56 = 13,068.96 : x
  2. Step 2: Convert to fraction form
    19,294.62/28,945.56 = 13,068.96/x
  3. Step 3: Cross multiply
    19,294.62x = 28,945.56 × 13,068.96
  4. Step 4: Simplify right side
    19,294.62x = 378,288,365.82
  5. Step 5: Solve for x
    x = 378,288,365.82/19,294.62
  6. Step 6: Final answer
    x = 19,605.90

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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.