Home / 20,204.82-30,308.76-6,166.08

Finding the Fourth Proportional to 20,204.82, 30,308.76 and 6,166.08

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Solution

The fourth proportional to 20,204.82, 30,308.76 and 6,166.08 is: 9,249.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,204.82 : 30,308.76 = 6,166.08 : x
  2. Step 2: Convert to fraction form
    20,204.82/30,308.76 = 6,166.08/x
  3. Step 3: Cross multiply
    20,204.82x = 30,308.76 × 6,166.08
  4. Step 4: Simplify right side
    20,204.82x = 186,886,238.86
  5. Step 5: Solve for x
    x = 186,886,238.86/20,204.82
  6. Step 6: Final answer
    x = 9,249.59

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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.