Home / 20,348.94-30,524.62-6,310.28

Finding the Fourth Proportional to 20,348.94, 30,524.62 and 6,310.28

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Solution

The fourth proportional to 20,348.94, 30,524.62 and 6,310.28 is: 9,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,348.94 : 30,524.62 = 6,310.28 : x
  2. Step 2: Convert to fraction form
    20,348.94/30,524.62 = 6,310.28/x
  3. Step 3: Cross multiply
    20,348.94x = 30,524.62 × 6,310.28
  4. Step 4: Simplify right side
    20,348.94x = 192,618,899.09
  5. Step 5: Solve for x
    x = 192,618,899.09/20,348.94
  6. Step 6: Final answer
    x = 9,465.80

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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.