Home / 19,346.82-28,981.34-10,093.38

Finding the Fourth Proportional to 19,346.82, 28,981.34 and 10,093.38

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Solution

The fourth proportional to 19,346.82, 28,981.34 and 10,093.38 is: 15,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,346.82 : 28,981.34 = 10,093.38 : x
  2. Step 2: Convert to fraction form
    19,346.82/28,981.34 = 10,093.38/x
  3. Step 3: Cross multiply
    19,346.82x = 28,981.34 × 10,093.38
  4. Step 4: Simplify right side
    19,346.82x = 292,519,677.53
  5. Step 5: Solve for x
    x = 292,519,677.53/19,346.82
  6. Step 6: Final answer
    x = 15,119.78

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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.