Home / 18,540.34-27,810.60-6,228.34

Finding the Fourth Proportional to 18,540.34, 27,810.60 and 6,228.34

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Solution

The fourth proportional to 18,540.34, 27,810.60 and 6,228.34 is: 9,342.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,540.34 : 27,810.60 = 6,228.34 : x
  2. Step 2: Convert to fraction form
    18,540.34/27,810.60 = 6,228.34/x
  3. Step 3: Cross multiply
    18,540.34x = 27,810.60 × 6,228.34
  4. Step 4: Simplify right side
    18,540.34x = 173,213,872.40
  5. Step 5: Solve for x
    x = 173,213,872.40/18,540.34
  6. Step 6: Final answer
    x = 9,342.54

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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.