Home / 16,788.66-25,182.37-6,920.53

Finding the Fourth Proportional to 16,788.66, 25,182.37 and 6,920.53

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Solution

The fourth proportional to 16,788.66, 25,182.37 and 6,920.53 is: 10,380.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,788.66 : 25,182.37 = 6,920.53 : x
  2. Step 2: Convert to fraction form
    16,788.66/25,182.37 = 6,920.53/x
  3. Step 3: Cross multiply
    16,788.66x = 25,182.37 × 6,920.53
  4. Step 4: Simplify right side
    16,788.66x = 174,275,347.06
  5. Step 5: Solve for x
    x = 174,275,347.06/16,788.66
  6. Step 6: Final answer
    x = 10,380.54

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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.