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Finding the Fourth Proportional to 16,862.58, 25,281.36 and 8,089.14

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Solution

The fourth proportional to 16,862.58, 25,281.36 and 8,089.14 is: 12,127.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,862.58 : 25,281.36 = 8,089.14 : x
  2. Step 2: Convert to fraction form
    16,862.58/25,281.36 = 8,089.14/x
  3. Step 3: Cross multiply
    16,862.58x = 25,281.36 × 8,089.14
  4. Step 4: Simplify right side
    16,862.58x = 204,504,460.43
  5. Step 5: Solve for x
    x = 204,504,460.43/16,862.58
  6. Step 6: Final answer
    x = 12,127.71

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1.5x scale

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.