Home / 13,475.26-20,204.16-5,575.64

Finding the Fourth Proportional to 13,475.26, 20,204.16 and 5,575.64

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Solution

The fourth proportional to 13,475.26, 20,204.16 and 5,575.64 is: 8,359.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.26 : 20,204.16 = 5,575.64 : x
  2. Step 2: Convert to fraction form
    13,475.26/20,204.16 = 5,575.64/x
  3. Step 3: Cross multiply
    13,475.26x = 20,204.16 × 5,575.64
  4. Step 4: Simplify right side
    13,475.26x = 112,651,016.41
  5. Step 5: Solve for x
    x = 112,651,016.41/13,475.26
  6. Step 6: Final answer
    x = 8,359.84

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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.