Home / 13,797.44-20,686.94-5,475.23

Finding the Fourth Proportional to 13,797.44, 20,686.94 and 5,475.23

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Solution

The fourth proportional to 13,797.44, 20,686.94 and 5,475.23 is: 8,209.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,797.44 : 20,686.94 = 5,475.23 : x
  2. Step 2: Convert to fraction form
    13,797.44/20,686.94 = 5,475.23/x
  3. Step 3: Cross multiply
    13,797.44x = 20,686.94 × 5,475.23
  4. Step 4: Simplify right side
    13,797.44x = 113,265,752.59
  5. Step 5: Solve for x
    x = 113,265,752.59/13,797.44
  6. Step 6: Final answer
    x = 8,209.19

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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.