Home / 35,865.24-49,491-19,949.28

Finding the Fourth Proportional to 35,865.24, 49,491 and 19,949.28

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Solution

The fourth proportional to 35,865.24, 49,491 and 19,949.28 is: 27,528.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,865.24 : 49,491 = 19,949.28 : x
  2. Step 2: Convert to fraction form
    35,865.24/49,491 = 19,949.28/x
  3. Step 3: Cross multiply
    35,865.24x = 49,491 × 19,949.28
  4. Step 4: Simplify right side
    35,865.24x = 987,309,816.48
  5. Step 5: Solve for x
    x = 987,309,816.48/35,865.24
  6. Step 6: Final answer
    x = 27,528.32

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1.5x scale

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.