Home / 18,257.10-27,388.35-5,778.24

Finding the Fourth Proportional to 18,257.10, 27,388.35 and 5,778.24

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Solution

The fourth proportional to 18,257.10, 27,388.35 and 5,778.24 is: 8,668.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257.10 : 27,388.35 = 5,778.24 : x
  2. Step 2: Convert to fraction form
    18,257.10/27,388.35 = 5,778.24/x
  3. Step 3: Cross multiply
    18,257.10x = 27,388.35 × 5,778.24
  4. Step 4: Simplify right side
    18,257.10x = 158,256,459.50
  5. Step 5: Solve for x
    x = 158,256,459.50/18,257.10
  6. Step 6: Final answer
    x = 8,668.21

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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.