Home / 16,731.39-25,087.35-8,935.95

Finding the Fourth Proportional to 16,731.39, 25,087.35 and 8,935.95

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Solution

The fourth proportional to 16,731.39, 25,087.35 and 8,935.95 is: 13,398.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,731.39 : 25,087.35 = 8,935.95 : x
  2. Step 2: Convert to fraction form
    16,731.39/25,087.35 = 8,935.95/x
  3. Step 3: Cross multiply
    16,731.39x = 25,087.35 × 8,935.95
  4. Step 4: Simplify right side
    16,731.39x = 224,179,305.23
  5. Step 5: Solve for x
    x = 224,179,305.23/16,731.39
  6. Step 6: Final answer
    x = 13,398.73

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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.