Home / 14,540.70-20,067.54-8,574.24

Finding the Fourth Proportional to 14,540.70, 20,067.54 and 8,574.24

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Solution

The fourth proportional to 14,540.70, 20,067.54 and 8,574.24 is: 11,833.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540.70 : 20,067.54 = 8,574.24 : x
  2. Step 2: Convert to fraction form
    14,540.70/20,067.54 = 8,574.24/x
  3. Step 3: Cross multiply
    14,540.70x = 20,067.54 × 8,574.24
  4. Step 4: Simplify right side
    14,540.70x = 172,063,904.17
  5. Step 5: Solve for x
    x = 172,063,904.17/14,540.70
  6. Step 6: Final answer
    x = 11,833.26

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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.