Home / 39,170.24-58,755.84-11,468.80

Finding the Fourth Proportional to 39,170.24, 58,755.84 and 11,468.80

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Solution

The fourth proportional to 39,170.24, 58,755.84 and 11,468.80 is: 17,203.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,170.24 : 58,755.84 = 11,468.80 : x
  2. Step 2: Convert to fraction form
    39,170.24/58,755.84 = 11,468.80/x
  3. Step 3: Cross multiply
    39,170.24x = 58,755.84 × 11,468.80
  4. Step 4: Simplify right side
    39,170.24x = 673,858,977.79
  5. Step 5: Solve for x
    x = 673,858,977.79/39,170.24
  6. Step 6: Final answer
    x = 17,203.34

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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.