Home / 17,837.20-26,755.80-16,743.70

Finding the Fourth Proportional to 17,837.20, 26,755.80 and 16,743.70

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Solution

The fourth proportional to 17,837.20, 26,755.80 and 16,743.70 is: 25,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,837.20 : 26,755.80 = 16,743.70 : x
  2. Step 2: Convert to fraction form
    17,837.20/26,755.80 = 16,743.70/x
  3. Step 3: Cross multiply
    17,837.20x = 26,755.80 × 16,743.70
  4. Step 4: Simplify right side
    17,837.20x = 447,991,088.46
  5. Step 5: Solve for x
    x = 447,991,088.46/17,837.20
  6. Step 6: Final answer
    x = 25,115.55

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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.