Home / 13,774.44-20,659.02-3,911.16

Finding the Fourth Proportional to 13,774.44, 20,659.02 and 3,911.16

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Solution

The fourth proportional to 13,774.44, 20,659.02 and 3,911.16 is: 5,865.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,774.44 : 20,659.02 = 3,911.16 : x
  2. Step 2: Convert to fraction form
    13,774.44/20,659.02 = 3,911.16/x
  3. Step 3: Cross multiply
    13,774.44x = 20,659.02 × 3,911.16
  4. Step 4: Simplify right side
    13,774.44x = 80,800,732.66
  5. Step 5: Solve for x
    x = 80,800,732.66/13,774.44
  6. Step 6: Final answer
    x = 5,865.99

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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.