Home / 38,324.62-57,467.60-11,665.49

Finding the Fourth Proportional to 38,324.62, 57,467.60 and 11,665.49

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Solution

The fourth proportional to 38,324.62, 57,467.60 and 11,665.49 is: 17,492.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,324.62 : 57,467.60 = 11,665.49 : x
  2. Step 2: Convert to fraction form
    38,324.62/57,467.60 = 11,665.49/x
  3. Step 3: Cross multiply
    38,324.62x = 57,467.60 × 11,665.49
  4. Step 4: Simplify right side
    38,324.62x = 670,387,713.12
  5. Step 5: Solve for x
    x = 670,387,713.12/38,324.62
  6. Step 6: Final answer
    x = 17,492.35

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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.