Home / 20,203.39-30,306.84-6,166.59

Finding the Fourth Proportional to 20,203.39, 30,306.84 and 6,166.59

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Solution

The fourth proportional to 20,203.39, 30,306.84 and 6,166.59 is: 9,250.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,203.39 : 30,306.84 = 6,166.59 : x
  2. Step 2: Convert to fraction form
    20,203.39/30,306.84 = 6,166.59/x
  3. Step 3: Cross multiply
    20,203.39x = 30,306.84 × 6,166.59
  4. Step 4: Simplify right side
    20,203.39x = 186,889,856.48
  5. Step 5: Solve for x
    x = 186,889,856.48/20,203.39
  6. Step 6: Final answer
    x = 9,250.42

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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.