Home / 20,372.72-30,559.72-6,332.82

Finding the Fourth Proportional to 20,372.72, 30,559.72 and 6,332.82

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Solution

The fourth proportional to 20,372.72, 30,559.72 and 6,332.82 is: 9,499.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,372.72 : 30,559.72 = 6,332.82 : x
  2. Step 2: Convert to fraction form
    20,372.72/30,559.72 = 6,332.82/x
  3. Step 3: Cross multiply
    20,372.72x = 30,559.72 × 6,332.82
  4. Step 4: Simplify right side
    20,372.72x = 193,529,206.01
  5. Step 5: Solve for x
    x = 193,529,206.01/20,372.72
  6. Step 6: Final answer
    x = 9,499.43

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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.