Home / 14,181.99-21,240.58-6,791.64

Finding the Fourth Proportional to 14,181.99, 21,240.58 and 6,791.64

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Solution

The fourth proportional to 14,181.99, 21,240.58 and 6,791.64 is: 10,171.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181.99 : 21,240.58 = 6,791.64 : x
  2. Step 2: Convert to fraction form
    14,181.99/21,240.58 = 6,791.64/x
  3. Step 3: Cross multiply
    14,181.99x = 21,240.58 × 6,791.64
  4. Step 4: Simplify right side
    14,181.99x = 144,258,249.57
  5. Step 5: Solve for x
    x = 144,258,249.57/14,181.99
  6. Step 6: Final answer
    x = 10,171.94

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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.