Home / 17,279.25-23,845.09-9,622.47

Finding the Fourth Proportional to 17,279.25, 23,845.09 and 9,622.47

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Solution

The fourth proportional to 17,279.25, 23,845.09 and 9,622.47 is: 13,278.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,279.25 : 23,845.09 = 9,622.47 : x
  2. Step 2: Convert to fraction form
    17,279.25/23,845.09 = 9,622.47/x
  3. Step 3: Cross multiply
    17,279.25x = 23,845.09 × 9,622.47
  4. Step 4: Simplify right side
    17,279.25x = 229,448,663.17
  5. Step 5: Solve for x
    x = 229,448,663.17/17,279.25
  6. Step 6: Final answer
    x = 13,278.86

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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.