Home / 17,529.40-26,310.30-8,770.60

Finding the Fourth Proportional to 17,529.40, 26,310.30 and 8,770.60

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Solution

The fourth proportional to 17,529.40, 26,310.30 and 8,770.60 is: 13,164.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,529.40 : 26,310.30 = 8,770.60 : x
  2. Step 2: Convert to fraction form
    17,529.40/26,310.30 = 8,770.60/x
  3. Step 3: Cross multiply
    17,529.40x = 26,310.30 × 8,770.60
  4. Step 4: Simplify right side
    17,529.40x = 230,757,117.18
  5. Step 5: Solve for x
    x = 230,757,117.18/17,529.40
  6. Step 6: Final answer
    x = 13,164.01

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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.