Home / 20,367.08-30,555.39-6,326.39

Finding the Fourth Proportional to 20,367.08, 30,555.39 and 6,326.39

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Solution

The fourth proportional to 20,367.08, 30,555.39 and 6,326.39 is: 9,491.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,367.08 : 30,555.39 = 6,326.39 : x
  2. Step 2: Convert to fraction form
    20,367.08/30,555.39 = 6,326.39/x
  3. Step 3: Cross multiply
    20,367.08x = 30,555.39 × 6,326.39
  4. Step 4: Simplify right side
    20,367.08x = 193,305,313.74
  5. Step 5: Solve for x
    x = 193,305,313.74/20,367.08
  6. Step 6: Final answer
    x = 9,491.07

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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.