Home / 36,294.12-50,084.10-20,379.24

Finding the Fourth Proportional to 36,294.12, 50,084.10 and 20,379.24

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Solution

The fourth proportional to 36,294.12, 50,084.10 and 20,379.24 is: 28,122.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,294.12 : 50,084.10 = 20,379.24 : x
  2. Step 2: Convert to fraction form
    36,294.12/50,084.10 = 20,379.24/x
  3. Step 3: Cross multiply
    36,294.12x = 50,084.10 × 20,379.24
  4. Step 4: Simplify right side
    36,294.12x = 1,020,675,894.08
  5. Step 5: Solve for x
    x = 1,020,675,894.08/36,294.12
  6. Step 6: Final answer
    x = 28,122.35

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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.