Home / 18,550.54-27,844.04-13,606.10

Finding the Fourth Proportional to 18,550.54, 27,844.04 and 13,606.10

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Solution

The fourth proportional to 18,550.54, 27,844.04 and 13,606.10 is: 20,422.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,550.54 : 27,844.04 = 13,606.10 : x
  2. Step 2: Convert to fraction form
    18,550.54/27,844.04 = 13,606.10/x
  3. Step 3: Cross multiply
    18,550.54x = 27,844.04 × 13,606.10
  4. Step 4: Simplify right side
    18,550.54x = 378,848,792.64
  5. Step 5: Solve for x
    x = 378,848,792.64/18,550.54
  6. Step 6: Final answer
    x = 20,422.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.