Home / 20,368.26-30,550.98-6,327.96

Finding the Fourth Proportional to 20,368.26, 30,550.98 and 6,327.96

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Solution

The fourth proportional to 20,368.26, 30,550.98 and 6,327.96 is: 9,491.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,368.26 : 30,550.98 = 6,327.96 : x
  2. Step 2: Convert to fraction form
    20,368.26/30,550.98 = 6,327.96/x
  3. Step 3: Cross multiply
    20,368.26x = 30,550.98 × 6,327.96
  4. Step 4: Simplify right side
    20,368.26x = 193,325,379.40
  5. Step 5: Solve for x
    x = 193,325,379.40/20,368.26
  6. Step 6: Final answer
    x = 9,491.50

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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.