Home / 14,542.26-20,067.87-8,574.30

Finding the Fourth Proportional to 14,542.26, 20,067.87 and 8,574.30

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Solution

The fourth proportional to 14,542.26, 20,067.87 and 8,574.30 is: 11,832.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,542.26 : 20,067.87 = 8,574.30 : x
  2. Step 2: Convert to fraction form
    14,542.26/20,067.87 = 8,574.30/x
  3. Step 3: Cross multiply
    14,542.26x = 20,067.87 × 8,574.30
  4. Step 4: Simplify right side
    14,542.26x = 172,067,937.74
  5. Step 5: Solve for x
    x = 172,067,937.74/14,542.26
  6. Step 6: Final answer
    x = 11,832.27

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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.