Home / 38,235.99-57,372.79-17,190.92

Finding the Fourth Proportional to 38,235.99, 57,372.79 and 17,190.92

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Solution

The fourth proportional to 38,235.99, 57,372.79 and 17,190.92 is: 25,794.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,235.99 : 57,372.79 = 17,190.92 : x
  2. Step 2: Convert to fraction form
    38,235.99/57,372.79 = 17,190.92/x
  3. Step 3: Cross multiply
    38,235.99x = 57,372.79 × 17,190.92
  4. Step 4: Simplify right side
    38,235.99x = 986,291,043.07
  5. Step 5: Solve for x
    x = 986,291,043.07/38,235.99
  6. Step 6: Final answer
    x = 25,794.83

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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.