Home / 18,416.43-27,624.92-5,268.83

Finding the Fourth Proportional to 18,416.43, 27,624.92 and 5,268.83

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Solution

The fourth proportional to 18,416.43, 27,624.92 and 5,268.83 is: 7,903.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,416.43 : 27,624.92 = 5,268.83 : x
  2. Step 2: Convert to fraction form
    18,416.43/27,624.92 = 5,268.83/x
  3. Step 3: Cross multiply
    18,416.43x = 27,624.92 × 5,268.83
  4. Step 4: Simplify right side
    18,416.43x = 145,550,842.77
  5. Step 5: Solve for x
    x = 145,550,842.77/18,416.43
  6. Step 6: Final answer
    x = 7,903.31

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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.