Home / 14,509.22-20,016.96-9,471.83

Finding the Fourth Proportional to 14,509.22, 20,016.96 and 9,471.83

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Solution

The fourth proportional to 14,509.22, 20,016.96 and 9,471.83 is: 13,067.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,509.22 : 20,016.96 = 9,471.83 : x
  2. Step 2: Convert to fraction form
    14,509.22/20,016.96 = 9,471.83/x
  3. Step 3: Cross multiply
    14,509.22x = 20,016.96 × 9,471.83
  4. Step 4: Simplify right side
    14,509.22x = 189,597,142.15
  5. Step 5: Solve for x
    x = 189,597,142.15/14,509.22
  6. Step 6: Final answer
    x = 13,067.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.