Home / 36,247.12-50,017.66-20,328.49

Finding the Fourth Proportional to 36,247.12, 50,017.66 and 20,328.49

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Solution

The fourth proportional to 36,247.12, 50,017.66 and 20,328.49 is: 28,051.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,247.12 : 50,017.66 = 20,328.49 : x
  2. Step 2: Convert to fraction form
    36,247.12/50,017.66 = 20,328.49/x
  3. Step 3: Cross multiply
    36,247.12x = 50,017.66 × 20,328.49
  4. Step 4: Simplify right side
    36,247.12x = 1,016,783,149.40
  5. Step 5: Solve for x
    x = 1,016,783,149.40/36,247.12
  6. Step 6: Final answer
    x = 28,051.42

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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.