Home / 20,369.82-30,559.52-6,329.14

Finding the Fourth Proportional to 20,369.82, 30,559.52 and 6,329.14

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Solution

The fourth proportional to 20,369.82, 30,559.52 and 6,329.14 is: 9,495.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,369.82 : 30,559.52 = 6,329.14 : x
  2. Step 2: Convert to fraction form
    20,369.82/30,559.52 = 6,329.14/x
  3. Step 3: Cross multiply
    20,369.82x = 30,559.52 × 6,329.14
  4. Step 4: Simplify right side
    20,369.82x = 193,415,480.41
  5. Step 5: Solve for x
    x = 193,415,480.41/20,369.82
  6. Step 6: Final answer
    x = 9,495.20

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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.