Home / 14,181.82-21,271.11-3,794.38

Finding the Fourth Proportional to 14,181.82, 21,271.11 and 3,794.38

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Solution

The fourth proportional to 14,181.82, 21,271.11 and 3,794.38 is: 5,691.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181.82 : 21,271.11 = 3,794.38 : x
  2. Step 2: Convert to fraction form
    14,181.82/21,271.11 = 3,794.38/x
  3. Step 3: Cross multiply
    14,181.82x = 21,271.11 × 3,794.38
  4. Step 4: Simplify right side
    14,181.82x = 80,710,674.36
  5. Step 5: Solve for x
    x = 80,710,674.36/14,181.82
  6. Step 6: Final answer
    x = 5,691.14

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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.