Home / 16,934.22-25,380-12,005.10

Finding the Fourth Proportional to 16,934.22, 25,380 and 12,005.10

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Solution

The fourth proportional to 16,934.22, 25,380 and 12,005.10 is: 17,992.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,934.22 : 25,380 = 12,005.10 : x
  2. Step 2: Convert to fraction form
    16,934.22/25,380 = 12,005.10/x
  3. Step 3: Cross multiply
    16,934.22x = 25,380 × 12,005.10
  4. Step 4: Simplify right side
    16,934.22x = 304,689,438
  5. Step 5: Solve for x
    x = 304,689,438/16,934.22
  6. Step 6: Final answer
    x = 17,992.53

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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.