Home / 35,579.40-49,098.87-19,664.52

Finding the Fourth Proportional to 35,579.40, 49,098.87 and 19,664.52

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Solution

The fourth proportional to 35,579.40, 49,098.87 and 19,664.52 is: 27,136.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,579.40 : 49,098.87 = 19,664.52 : x
  2. Step 2: Convert to fraction form
    35,579.40/49,098.87 = 19,664.52/x
  3. Step 3: Cross multiply
    35,579.40x = 49,098.87 × 19,664.52
  4. Step 4: Simplify right side
    35,579.40x = 965,505,711.09
  5. Step 5: Solve for x
    x = 965,505,711.09/35,579.40
  6. Step 6: Final answer
    x = 27,136.65

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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.