Home / 13,763.14-20,650.18-4,404.60

Finding the Fourth Proportional to 13,763.14, 20,650.18 and 4,404.60

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Solution

The fourth proportional to 13,763.14, 20,650.18 and 4,404.60 is: 6,608.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,763.14 : 20,650.18 = 4,404.60 : x
  2. Step 2: Convert to fraction form
    13,763.14/20,650.18 = 4,404.60/x
  3. Step 3: Cross multiply
    13,763.14x = 20,650.18 × 4,404.60
  4. Step 4: Simplify right side
    13,763.14x = 90,955,782.83
  5. Step 5: Solve for x
    x = 90,955,782.83/13,763.14
  6. Step 6: Final answer
    x = 6,608.65

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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.