Home / 26,040.54-39,053.36-7,319.28

Finding the Fourth Proportional to 26,040.54, 39,053.36 and 7,319.28

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Solution

The fourth proportional to 26,040.54, 39,053.36 and 7,319.28 is: 10,976.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,040.54 : 39,053.36 = 7,319.28 : x
  2. Step 2: Convert to fraction form
    26,040.54/39,053.36 = 7,319.28/x
  3. Step 3: Cross multiply
    26,040.54x = 39,053.36 × 7,319.28
  4. Step 4: Simplify right side
    26,040.54x = 285,842,476.78
  5. Step 5: Solve for x
    x = 285,842,476.78/26,040.54
  6. Step 6: Final answer
    x = 10,976.83

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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.