Home / 35,887.64-49,519.34-19,972.04

Finding the Fourth Proportional to 35,887.64, 49,519.34 and 19,972.04

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Solution

The fourth proportional to 35,887.64, 49,519.34 and 19,972.04 is: 27,558.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,887.64 : 49,519.34 = 19,972.04 : x
  2. Step 2: Convert to fraction form
    35,887.64/49,519.34 = 19,972.04/x
  3. Step 3: Cross multiply
    35,887.64x = 49,519.34 × 19,972.04
  4. Step 4: Simplify right side
    35,887.64x = 989,001,891.80
  5. Step 5: Solve for x
    x = 989,001,891.80/35,887.64
  6. Step 6: Final answer
    x = 27,558.29

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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.