Home / 14,181.57-21,270.74-3,794.13

Finding the Fourth Proportional to 14,181.57, 21,270.74 and 3,794.13

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Solution

The fourth proportional to 14,181.57, 21,270.74 and 3,794.13 is: 5,690.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181.57 : 21,270.74 = 3,794.13 : x
  2. Step 2: Convert to fraction form
    14,181.57/21,270.74 = 3,794.13/x
  3. Step 3: Cross multiply
    14,181.57x = 21,270.74 × 3,794.13
  4. Step 4: Simplify right side
    14,181.57x = 80,703,827.43
  5. Step 5: Solve for x
    x = 80,703,827.43/14,181.57
  6. Step 6: Final answer
    x = 5,690.76

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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.