Home / 18,038.42-27,057.66-6,348.92

Finding the Fourth Proportional to 18,038.42, 27,057.66 and 6,348.92

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Solution

The fourth proportional to 18,038.42, 27,057.66 and 6,348.92 is: 9,523.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,038.42 : 27,057.66 = 6,348.92 : x
  2. Step 2: Convert to fraction form
    18,038.42/27,057.66 = 6,348.92/x
  3. Step 3: Cross multiply
    18,038.42x = 27,057.66 × 6,348.92
  4. Step 4: Simplify right side
    18,038.42x = 171,786,918.73
  5. Step 5: Solve for x
    x = 171,786,918.73/18,038.42
  6. Step 6: Final answer
    x = 9,523.39

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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.