Home / 39,879.56-59,819.82-17,080.34

Finding the Fourth Proportional to 39,879.56, 59,819.82 and 17,080.34

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Solution

The fourth proportional to 39,879.56, 59,819.82 and 17,080.34 is: 25,620.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,879.56 : 59,819.82 = 17,080.34 : x
  2. Step 2: Convert to fraction form
    39,879.56/59,819.82 = 17,080.34/x
  3. Step 3: Cross multiply
    39,879.56x = 59,819.82 × 17,080.34
  4. Step 4: Simplify right side
    39,879.56x = 1,021,742,864.34
  5. Step 5: Solve for x
    x = 1,021,742,864.34/39,879.56
  6. Step 6: Final answer
    x = 25,620.72

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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.