Home / 14,091.06-21,136.59-3,561.11

Finding the Fourth Proportional to 14,091.06, 21,136.59 and 3,561.11

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Solution

The fourth proportional to 14,091.06, 21,136.59 and 3,561.11 is: 5,341.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091.06 : 21,136.59 = 3,561.11 : x
  2. Step 2: Convert to fraction form
    14,091.06/21,136.59 = 3,561.11/x
  3. Step 3: Cross multiply
    14,091.06x = 21,136.59 × 3,561.11
  4. Step 4: Simplify right side
    14,091.06x = 75,269,682.24
  5. Step 5: Solve for x
    x = 75,269,682.24/14,091.06
  6. Step 6: Final answer
    x = 5,341.66

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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.