Home / 14,471.04-19,968-8,183.04

Finding the Fourth Proportional to 14,471.04, 19,968 and 8,183.04

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Solution

The fourth proportional to 14,471.04, 19,968 and 8,183.04 is: 11,291.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,471.04 : 19,968 = 8,183.04 : x
  2. Step 2: Convert to fraction form
    14,471.04/19,968 = 8,183.04/x
  3. Step 3: Cross multiply
    14,471.04x = 19,968 × 8,183.04
  4. Step 4: Simplify right side
    14,471.04x = 163,398,942.72
  5. Step 5: Solve for x
    x = 163,398,942.72/14,471.04
  6. Step 6: Final answer
    x = 11,291.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.