Home / 18,267.96-27,402.89-5,789.31

Finding the Fourth Proportional to 18,267.96, 27,402.89 and 5,789.31

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Solution

The fourth proportional to 18,267.96, 27,402.89 and 5,789.31 is: 8,684.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267.96 : 27,402.89 = 5,789.31 : x
  2. Step 2: Convert to fraction form
    18,267.96/27,402.89 = 5,789.31/x
  3. Step 3: Cross multiply
    18,267.96x = 27,402.89 × 5,789.31
  4. Step 4: Simplify right side
    18,267.96x = 158,643,796.16
  5. Step 5: Solve for x
    x = 158,643,796.16/18,267.96
  6. Step 6: Final answer
    x = 8,684.26

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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.