Home / 35,760.87-49,349.39-19,845.99

Finding the Fourth Proportional to 35,760.87, 49,349.39 and 19,845.99

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Solution

The fourth proportional to 35,760.87, 49,349.39 and 19,845.99 is: 27,387.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,760.87 : 49,349.39 = 19,845.99 : x
  2. Step 2: Convert to fraction form
    35,760.87/49,349.39 = 19,845.99/x
  3. Step 3: Cross multiply
    35,760.87x = 49,349.39 × 19,845.99
  4. Step 4: Simplify right side
    35,760.87x = 979,387,401.22
  5. Step 5: Solve for x
    x = 979,387,401.22/35,760.87
  6. Step 6: Final answer
    x = 27,387.12

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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.