Home / 36,517.10-50,395.12-20,601.54

Finding the Fourth Proportional to 36,517.10, 50,395.12 and 20,601.54

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Solution

The fourth proportional to 36,517.10, 50,395.12 and 20,601.54 is: 28,430.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,517.10 : 50,395.12 = 20,601.54 : x
  2. Step 2: Convert to fraction form
    36,517.10/50,395.12 = 20,601.54/x
  3. Step 3: Cross multiply
    36,517.10x = 50,395.12 × 20,601.54
  4. Step 4: Simplify right side
    36,517.10x = 1,038,217,080.48
  5. Step 5: Solve for x
    x = 1,038,217,080.48/36,517.10
  6. Step 6: Final answer
    x = 28,430.98

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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.