Home / 36,294.27-50,084.80-20,379.39

Finding the Fourth Proportional to 36,294.27, 50,084.80 and 20,379.39

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Solution

The fourth proportional to 36,294.27, 50,084.80 and 20,379.39 is: 28,122.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,294.27 : 50,084.80 = 20,379.39 : x
  2. Step 2: Convert to fraction form
    36,294.27/50,084.80 = 20,379.39/x
  3. Step 3: Cross multiply
    36,294.27x = 50,084.80 × 20,379.39
  4. Step 4: Simplify right side
    36,294.27x = 1,020,697,621.32
  5. Step 5: Solve for x
    x = 1,020,697,621.32/36,294.27
  6. Step 6: Final answer
    x = 28,122.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.