Home / 17,279.83-23,846.94-9,728.75

Finding the Fourth Proportional to 17,279.83, 23,846.94 and 9,728.75

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Solution

The fourth proportional to 17,279.83, 23,846.94 and 9,728.75 is: 13,426.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,279.83 : 23,846.94 = 9,728.75 : x
  2. Step 2: Convert to fraction form
    17,279.83/23,846.94 = 9,728.75/x
  3. Step 3: Cross multiply
    17,279.83x = 23,846.94 × 9,728.75
  4. Step 4: Simplify right side
    17,279.83x = 232,000,917.53
  5. Step 5: Solve for x
    x = 232,000,917.53/17,279.83
  6. Step 6: Final answer
    x = 13,426.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.