Home / 13,923.77-20,889.96-4,563.86

Finding the Fourth Proportional to 13,923.77, 20,889.96 and 4,563.86

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Solution

The fourth proportional to 13,923.77, 20,889.96 and 4,563.86 is: 6,847.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,923.77 : 20,889.96 = 4,563.86 : x
  2. Step 2: Convert to fraction form
    13,923.77/20,889.96 = 4,563.86/x
  3. Step 3: Cross multiply
    13,923.77x = 20,889.96 × 4,563.86
  4. Step 4: Simplify right side
    13,923.77x = 95,338,731.28
  5. Step 5: Solve for x
    x = 95,338,731.28/13,923.77
  6. Step 6: Final answer
    x = 6,847.19

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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.