Home / 13,171.33-18,183.05-10,180.41

Finding the Fourth Proportional to 13,171.33, 18,183.05 and 10,180.41

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Solution

The fourth proportional to 13,171.33, 18,183.05 and 10,180.41 is: 14,054.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,171.33 : 18,183.05 = 10,180.41 : x
  2. Step 2: Convert to fraction form
    13,171.33/18,183.05 = 10,180.41/x
  3. Step 3: Cross multiply
    13,171.33x = 18,183.05 × 10,180.41
  4. Step 4: Simplify right side
    13,171.33x = 185,110,904.05
  5. Step 5: Solve for x
    x = 185,110,904.05/13,171.33
  6. Step 6: Final answer
    x = 14,054.08

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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.