Home / 39,796.56-59,674.30-11,712.96

Finding the Fourth Proportional to 39,796.56, 59,674.30 and 11,712.96

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Solution

The fourth proportional to 39,796.56, 59,674.30 and 11,712.96 is: 17,563.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,796.56 : 59,674.30 = 11,712.96 : x
  2. Step 2: Convert to fraction form
    39,796.56/59,674.30 = 11,712.96/x
  3. Step 3: Cross multiply
    39,796.56x = 59,674.30 × 11,712.96
  4. Step 4: Simplify right side
    39,796.56x = 698,962,659.65
  5. Step 5: Solve for x
    x = 698,962,659.65/39,796.56
  6. Step 6: Final answer
    x = 17,563.39

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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.