Home / 29,631.99-40,876-19,023.22

Finding the Fourth Proportional to 29,631.99, 40,876 and 19,023.22

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Solution

The fourth proportional to 29,631.99, 40,876 and 19,023.22 is: 26,241.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,631.99 : 40,876 = 19,023.22 : x
  2. Step 2: Convert to fraction form
    29,631.99/40,876 = 19,023.22/x
  3. Step 3: Cross multiply
    29,631.99x = 40,876 × 19,023.22
  4. Step 4: Simplify right side
    29,631.99x = 777,593,140.72
  5. Step 5: Solve for x
    x = 777,593,140.72/29,631.99
  6. Step 6: Final answer
    x = 26,241.68

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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.