Home / 18,441.32-27,661.26-5,293.68

Finding the Fourth Proportional to 18,441.32, 27,661.26 and 5,293.68

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Solution

The fourth proportional to 18,441.32, 27,661.26 and 5,293.68 is: 7,940.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441.32 : 27,661.26 = 5,293.68 : x
  2. Step 2: Convert to fraction form
    18,441.32/27,661.26 = 5,293.68/x
  3. Step 3: Cross multiply
    18,441.32x = 27,661.26 × 5,293.68
  4. Step 4: Simplify right side
    18,441.32x = 146,429,858.84
  5. Step 5: Solve for x
    x = 146,429,858.84/18,441.32
  6. Step 6: Final answer
    x = 7,940.32

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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.