Home / 18,445.62-27,668.37-11,052.30

Finding the Fourth Proportional to 18,445.62, 27,668.37 and 11,052.30

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Solution

The fourth proportional to 18,445.62, 27,668.37 and 11,052.30 is: 16,578.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445.62 : 27,668.37 = 11,052.30 : x
  2. Step 2: Convert to fraction form
    18,445.62/27,668.37 = 11,052.30/x
  3. Step 3: Cross multiply
    18,445.62x = 27,668.37 × 11,052.30
  4. Step 4: Simplify right side
    18,445.62x = 305,799,125.75
  5. Step 5: Solve for x
    x = 305,799,125.75/18,445.62
  6. Step 6: Final answer
    x = 16,578.41

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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.