Home / 35,982.88-49,656.64-20,068.36

Finding the Fourth Proportional to 35,982.88, 49,656.64 and 20,068.36

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Solution

The fourth proportional to 35,982.88, 49,656.64 and 20,068.36 is: 27,694.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,982.88 : 49,656.64 = 20,068.36 : x
  2. Step 2: Convert to fraction form
    35,982.88/49,656.64 = 20,068.36/x
  3. Step 3: Cross multiply
    35,982.88x = 49,656.64 × 20,068.36
  4. Step 4: Simplify right side
    35,982.88x = 996,527,327.91
  5. Step 5: Solve for x
    x = 996,527,327.91/35,982.88
  6. Step 6: Final answer
    x = 27,694.48

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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.