Home / 13,654.26-18,844.29-8,352.60

Finding the Fourth Proportional to 13,654.26, 18,844.29 and 8,352.60

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Solution

The fourth proportional to 13,654.26, 18,844.29 and 8,352.60 is: 11,527.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,654.26 : 18,844.29 = 8,352.60 : x
  2. Step 2: Convert to fraction form
    13,654.26/18,844.29 = 8,352.60/x
  3. Step 3: Cross multiply
    13,654.26x = 18,844.29 × 8,352.60
  4. Step 4: Simplify right side
    13,654.26x = 157,398,816.65
  5. Step 5: Solve for x
    x = 157,398,816.65/13,654.26
  6. Step 6: Final answer
    x = 11,527.45

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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.