Home / 16,860.48-25,272.96-8,079.36

Finding the Fourth Proportional to 16,860.48, 25,272.96 and 8,079.36

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Solution

The fourth proportional to 16,860.48, 25,272.96 and 8,079.36 is: 12,110.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,860.48 : 25,272.96 = 8,079.36 : x
  2. Step 2: Convert to fraction form
    16,860.48/25,272.96 = 8,079.36/x
  3. Step 3: Cross multiply
    16,860.48x = 25,272.96 × 8,079.36
  4. Step 4: Simplify right side
    16,860.48x = 204,189,342.11
  5. Step 5: Solve for x
    x = 204,189,342.11/16,860.48
  6. Step 6: Final answer
    x = 12,110.53

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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.