Home / 17,824.60-26,729.70-6,131.80

Finding the Fourth Proportional to 17,824.60, 26,729.70 and 6,131.80

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Solution

The fourth proportional to 17,824.60, 26,729.70 and 6,131.80 is: 9,195.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,824.60 : 26,729.70 = 6,131.80 : x
  2. Step 2: Convert to fraction form
    17,824.60/26,729.70 = 6,131.80/x
  3. Step 3: Cross multiply
    17,824.60x = 26,729.70 × 6,131.80
  4. Step 4: Simplify right side
    17,824.60x = 163,901,174.46
  5. Step 5: Solve for x
    x = 163,901,174.46/17,824.60
  6. Step 6: Final answer
    x = 9,195.22

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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.