Home / 16,675.48-25,014.97-5,431.69

Finding the Fourth Proportional to 16,675.48, 25,014.97 and 5,431.69

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Solution

The fourth proportional to 16,675.48, 25,014.97 and 5,431.69 is: 8,148.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,675.48 : 25,014.97 = 5,431.69 : x
  2. Step 2: Convert to fraction form
    16,675.48/25,014.97 = 5,431.69/x
  3. Step 3: Cross multiply
    16,675.48x = 25,014.97 × 5,431.69
  4. Step 4: Simplify right side
    16,675.48x = 135,873,662.60
  5. Step 5: Solve for x
    x = 135,873,662.60/16,675.48
  6. Step 6: Final answer
    x = 8,148.11

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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.