Home / 16,768.92-25,135.74-5,665.08

Finding the Fourth Proportional to 16,768.92, 25,135.74 and 5,665.08

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Solution

The fourth proportional to 16,768.92, 25,135.74 and 5,665.08 is: 8,491.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,768.92 : 25,135.74 = 5,665.08 : x
  2. Step 2: Convert to fraction form
    16,768.92/25,135.74 = 5,665.08/x
  3. Step 3: Cross multiply
    16,768.92x = 25,135.74 × 5,665.08
  4. Step 4: Simplify right side
    16,768.92x = 142,395,977.96
  5. Step 5: Solve for x
    x = 142,395,977.96/16,768.92
  6. Step 6: Final answer
    x = 8,491.66

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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.