Home / 14,091.17-21,136.21-3,561.17

Finding the Fourth Proportional to 14,091.17, 21,136.21 and 3,561.17

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Solution

The fourth proportional to 14,091.17, 21,136.21 and 3,561.17 is: 5,341.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091.17 : 21,136.21 = 3,561.17 : x
  2. Step 2: Convert to fraction form
    14,091.17/21,136.21 = 3,561.17/x
  3. Step 3: Cross multiply
    14,091.17x = 21,136.21 × 3,561.17
  4. Step 4: Simplify right side
    14,091.17x = 75,269,522.38
  5. Step 5: Solve for x
    x = 75,269,522.38/14,091.17
  6. Step 6: Final answer
    x = 5,341.61

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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.