Home / 17,487.44-26,239.62-8,723.60

Finding the Fourth Proportional to 17,487.44, 26,239.62 and 8,723.60

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Solution

The fourth proportional to 17,487.44, 26,239.62 and 8,723.60 is: 13,089.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,487.44 : 26,239.62 = 8,723.60 : x
  2. Step 2: Convert to fraction form
    17,487.44/26,239.62 = 8,723.60/x
  3. Step 3: Cross multiply
    17,487.44x = 26,239.62 × 8,723.60
  4. Step 4: Simplify right side
    17,487.44x = 228,903,949.03
  5. Step 5: Solve for x
    x = 228,903,949.03/17,487.44
  6. Step 6: Final answer
    x = 13,089.62

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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.