Home / 38,600.04-57,906.94-13,654.56

Finding the Fourth Proportional to 38,600.04, 57,906.94 and 13,654.56

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Solution

The fourth proportional to 38,600.04, 57,906.94 and 13,654.56 is: 20,484.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,600.04 : 57,906.94 = 13,654.56 : x
  2. Step 2: Convert to fraction form
    38,600.04/57,906.94 = 13,654.56/x
  3. Step 3: Cross multiply
    38,600.04x = 57,906.94 × 13,654.56
  4. Step 4: Simplify right side
    38,600.04x = 790,693,786.65
  5. Step 5: Solve for x
    x = 790,693,786.65/38,600.04
  6. Step 6: Final answer
    x = 20,484.27

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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.