Home / 20,265.56-30,397.19-5,473.36

Finding the Fourth Proportional to 20,265.56, 30,397.19 and 5,473.36

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Solution

The fourth proportional to 20,265.56, 30,397.19 and 5,473.36 is: 8,209.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,265.56 : 30,397.19 = 5,473.36 : x
  2. Step 2: Convert to fraction form
    20,265.56/30,397.19 = 5,473.36/x
  3. Step 3: Cross multiply
    20,265.56x = 30,397.19 × 5,473.36
  4. Step 4: Simplify right side
    20,265.56x = 166,374,660.50
  5. Step 5: Solve for x
    x = 166,374,660.50/20,265.56
  6. Step 6: Final answer
    x = 8,209.73

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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.