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Finding the Fourth Proportional to 17,453.60, 26,151.60 and 14,861.60

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Solution

The fourth proportional to 17,453.60, 26,151.60 and 14,861.60 is: 22,267.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,453.60 : 26,151.60 = 14,861.60 : x
  2. Step 2: Convert to fraction form
    17,453.60/26,151.60 = 14,861.60/x
  3. Step 3: Cross multiply
    17,453.60x = 26,151.60 × 14,861.60
  4. Step 4: Simplify right side
    17,453.60x = 388,654,618.56
  5. Step 5: Solve for x
    x = 388,654,618.56/17,453.60
  6. Step 6: Final answer
    x = 22,267.88

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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.