Home / 16,711.64-25,067.90-5,618.52

Finding the Fourth Proportional to 16,711.64, 25,067.90 and 5,618.52

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Solution

The fourth proportional to 16,711.64, 25,067.90 and 5,618.52 is: 8,427.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,711.64 : 25,067.90 = 5,618.52 : x
  2. Step 2: Convert to fraction form
    16,711.64/25,067.90 = 5,618.52/x
  3. Step 3: Cross multiply
    16,711.64x = 25,067.90 × 5,618.52
  4. Step 4: Simplify right side
    16,711.64x = 140,844,497.51
  5. Step 5: Solve for x
    x = 140,844,497.51/16,711.64
  6. Step 6: Final answer
    x = 8,427.93

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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.