Home / 18,206.96-27,308.58-5,727.08

Finding the Fourth Proportional to 18,206.96, 27,308.58 and 5,727.08

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Solution

The fourth proportional to 18,206.96, 27,308.58 and 5,727.08 is: 8,590.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206.96 : 27,308.58 = 5,727.08 : x
  2. Step 2: Convert to fraction form
    18,206.96/27,308.58 = 5,727.08/x
  3. Step 3: Cross multiply
    18,206.96x = 27,308.58 × 5,727.08
  4. Step 4: Simplify right side
    18,206.96x = 156,398,422.35
  5. Step 5: Solve for x
    x = 156,398,422.35/18,206.96
  6. Step 6: Final answer
    x = 8,590.03

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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.