Home / 30,067.08-45,057.48-16,891.74

Finding the Fourth Proportional to 30,067.08, 45,057.48 and 16,891.74

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Solution

The fourth proportional to 30,067.08, 45,057.48 and 16,891.74 is: 25,313.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,067.08 : 45,057.48 = 16,891.74 : x
  2. Step 2: Convert to fraction form
    30,067.08/45,057.48 = 16,891.74/x
  3. Step 3: Cross multiply
    30,067.08x = 45,057.48 × 16,891.74
  4. Step 4: Simplify right side
    30,067.08x = 761,099,237.22
  5. Step 5: Solve for x
    x = 761,099,237.22/30,067.08
  6. Step 6: Final answer
    x = 25,313.37

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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.