Home / 20,093.66-27,735.02-12,136.46

Finding the Fourth Proportional to 20,093.66, 27,735.02 and 12,136.46

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Solution

The fourth proportional to 20,093.66, 27,735.02 and 12,136.46 is: 16,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,093.66 : 27,735.02 = 12,136.46 : x
  2. Step 2: Convert to fraction form
    20,093.66/27,735.02 = 12,136.46/x
  3. Step 3: Cross multiply
    20,093.66x = 27,735.02 × 12,136.46
  4. Step 4: Simplify right side
    20,093.66x = 336,604,960.83
  5. Step 5: Solve for x
    x = 336,604,960.83/20,093.66
  6. Step 6: Final answer
    x = 16,751.80

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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.