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Finding the Fourth Proportional to 17,227.60, 25,812.60 and 16,190.80

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Solution

The fourth proportional to 17,227.60, 25,812.60 and 16,190.80 is: 24,259.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,227.60 : 25,812.60 = 16,190.80 : x
  2. Step 2: Convert to fraction form
    17,227.60/25,812.60 = 16,190.80/x
  3. Step 3: Cross multiply
    17,227.60x = 25,812.60 × 16,190.80
  4. Step 4: Simplify right side
    17,227.60x = 417,926,644.08
  5. Step 5: Solve for x
    x = 417,926,644.08/17,227.60
  6. Step 6: Final answer
    x = 24,259.13

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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.