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Finding the Fourth Proportional to 17,160.98, 25,750.98 and 8,395.97

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Solution

The fourth proportional to 17,160.98, 25,750.98 and 8,395.97 is: 12,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,160.98 : 25,750.98 = 8,395.97 : x
  2. Step 2: Convert to fraction form
    17,160.98/25,750.98 = 8,395.97/x
  3. Step 3: Cross multiply
    17,160.98x = 25,750.98 × 8,395.97
  4. Step 4: Simplify right side
    17,160.98x = 216,204,326.80
  5. Step 5: Solve for x
    x = 216,204,326.80/17,160.98
  6. Step 6: Final answer
    x = 12,598.60

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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.