Home / 20,050.61-27,668.76-11,984.46

Finding the Fourth Proportional to 20,050.61, 27,668.76 and 11,984.46

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Solution

The fourth proportional to 20,050.61, 27,668.76 and 11,984.46 is: 16,537.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.61 : 27,668.76 = 11,984.46 : x
  2. Step 2: Convert to fraction form
    20,050.61/27,668.76 = 11,984.46/x
  3. Step 3: Cross multiply
    20,050.61x = 27,668.76 × 11,984.46
  4. Step 4: Simplify right side
    20,050.61x = 331,595,099.89
  5. Step 5: Solve for x
    x = 331,595,099.89/20,050.61
  6. Step 6: Final answer
    x = 16,537.90

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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.