Home / 35,579.64-49,100.82-19,664.28

Finding the Fourth Proportional to 35,579.64, 49,100.82 and 19,664.28

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Solution

The fourth proportional to 35,579.64, 49,100.82 and 19,664.28 is: 27,137.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,579.64 : 49,100.82 = 19,664.28 : x
  2. Step 2: Convert to fraction form
    35,579.64/49,100.82 = 19,664.28/x
  3. Step 3: Cross multiply
    35,579.64x = 49,100.82 × 19,664.28
  4. Step 4: Simplify right side
    35,579.64x = 965,532,272.71
  5. Step 5: Solve for x
    x = 965,532,272.71/35,579.64
  6. Step 6: Final answer
    x = 27,137.21

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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.