Home / 39,556.70-59,325.81-11,469.21

Finding the Fourth Proportional to 39,556.70, 59,325.81 and 11,469.21

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Solution

The fourth proportional to 39,556.70, 59,325.81 and 11,469.21 is: 17,201.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,556.70 : 59,325.81 = 11,469.21 : x
  2. Step 2: Convert to fraction form
    39,556.70/59,325.81 = 11,469.21/x
  3. Step 3: Cross multiply
    39,556.70x = 59,325.81 × 11,469.21
  4. Step 4: Simplify right side
    39,556.70x = 680,420,173.31
  5. Step 5: Solve for x
    x = 680,420,173.31/39,556.70
  6. Step 6: Final answer
    x = 17,201.14

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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.