Home / 14,524.55-21,790.47-4,136.30

Finding the Fourth Proportional to 14,524.55, 21,790.47 and 4,136.30

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Solution

The fourth proportional to 14,524.55, 21,790.47 and 4,136.30 is: 6,205.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,524.55 : 21,790.47 = 4,136.30 : x
  2. Step 2: Convert to fraction form
    14,524.55/21,790.47 = 4,136.30/x
  3. Step 3: Cross multiply
    14,524.55x = 21,790.47 × 4,136.30
  4. Step 4: Simplify right side
    14,524.55x = 90,131,812.11
  5. Step 5: Solve for x
    x = 90,131,812.11/14,524.55
  6. Step 6: Final answer
    x = 6,205.48

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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.