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Finding the Fourth Proportional to 17,098.40, 25,647.60 and 15,251.60

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Solution

The fourth proportional to 17,098.40, 25,647.60 and 15,251.60 is: 22,877.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,098.40 : 25,647.60 = 15,251.60 : x
  2. Step 2: Convert to fraction form
    17,098.40/25,647.60 = 15,251.60/x
  3. Step 3: Cross multiply
    17,098.40x = 25,647.60 × 15,251.60
  4. Step 4: Simplify right side
    17,098.40x = 391,166,936.16
  5. Step 5: Solve for x
    x = 391,166,936.16/17,098.40
  6. Step 6: Final answer
    x = 22,877.40

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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.