Home / 17,299.20-23,853.60-11,330.40

Finding the Fourth Proportional to 17,299.20, 23,853.60 and 11,330.40

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Solution

The fourth proportional to 17,299.20, 23,853.60 and 11,330.40 is: 15,623.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,299.20 : 23,853.60 = 11,330.40 : x
  2. Step 2: Convert to fraction form
    17,299.20/23,853.60 = 11,330.40/x
  3. Step 3: Cross multiply
    17,299.20x = 23,853.60 × 11,330.40
  4. Step 4: Simplify right side
    17,299.20x = 270,270,829.44
  5. Step 5: Solve for x
    x = 270,270,829.44/17,299.20
  6. Step 6: Final answer
    x = 15,623.31

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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.