Home / 38,129.82-57,210.44-16,771.56

Finding the Fourth Proportional to 38,129.82, 57,210.44 and 16,771.56

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Solution

The fourth proportional to 38,129.82, 57,210.44 and 16,771.56 is: 25,164.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,129.82 : 57,210.44 = 16,771.56 : x
  2. Step 2: Convert to fraction form
    38,129.82/57,210.44 = 16,771.56/x
  3. Step 3: Cross multiply
    38,129.82x = 57,210.44 × 16,771.56
  4. Step 4: Simplify right side
    38,129.82x = 959,508,243.23
  5. Step 5: Solve for x
    x = 959,508,243.23/38,129.82
  6. Step 6: Final answer
    x = 25,164.25

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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.