Home / 20,046.54-27,663.99-11,663.10

Finding the Fourth Proportional to 20,046.54, 27,663.99 and 11,663.10

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Solution

The fourth proportional to 20,046.54, 27,663.99 and 11,663.10 is: 16,094.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,046.54 : 27,663.99 = 11,663.10 : x
  2. Step 2: Convert to fraction form
    20,046.54/27,663.99 = 11,663.10/x
  3. Step 3: Cross multiply
    20,046.54x = 27,663.99 × 11,663.10
  4. Step 4: Simplify right side
    20,046.54x = 322,647,881.77
  5. Step 5: Solve for x
    x = 322,647,881.77/20,046.54
  6. Step 6: Final answer
    x = 16,094.94

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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.