Home / 55,179.28-82,776.48-17,730.46

Finding the Fourth Proportional to 55,179.28, 82,776.48 and 17,730.46

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Solution

The fourth proportional to 55,179.28, 82,776.48 and 17,730.46 is: 26,598.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,179.28 : 82,776.48 = 17,730.46 : x
  2. Step 2: Convert to fraction form
    55,179.28/82,776.48 = 17,730.46/x
  3. Step 3: Cross multiply
    55,179.28x = 82,776.48 × 17,730.46
  4. Step 4: Simplify right side
    55,179.28x = 1,467,665,067.58
  5. Step 5: Solve for x
    x = 1,467,665,067.58/55,179.28
  6. Step 6: Final answer
    x = 26,598.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.