Home / 20,050.10-27,676.42-11,666.60

Finding the Fourth Proportional to 20,050.10, 27,676.42 and 11,666.60

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Solution

The fourth proportional to 20,050.10, 27,676.42 and 11,666.60 is: 16,104.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.10 : 27,676.42 = 11,666.60 : x
  2. Step 2: Convert to fraction form
    20,050.10/27,676.42 = 11,666.60/x
  3. Step 3: Cross multiply
    20,050.10x = 27,676.42 × 11,666.60
  4. Step 4: Simplify right side
    20,050.10x = 322,889,721.57
  5. Step 5: Solve for x
    x = 322,889,721.57/20,050.10
  6. Step 6: Final answer
    x = 16,104.15

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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.