Home / 20,049.99-27,676.28-11,666.49

Finding the Fourth Proportional to 20,049.99, 27,676.28 and 11,666.49

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Solution

The fourth proportional to 20,049.99, 27,676.28 and 11,666.49 is: 16,104.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049.99 : 27,676.28 = 11,666.49 : x
  2. Step 2: Convert to fraction form
    20,049.99/27,676.28 = 11,666.49/x
  3. Step 3: Cross multiply
    20,049.99x = 27,676.28 × 11,666.49
  4. Step 4: Simplify right side
    20,049.99x = 322,884,985.52
  5. Step 5: Solve for x
    x = 322,884,985.52/20,049.99
  6. Step 6: Final answer
    x = 16,104.00

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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.