Home / 36,739.04-55,113.43-11,770.79

Finding the Fourth Proportional to 36,739.04, 55,113.43 and 11,770.79

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Solution

The fourth proportional to 36,739.04, 55,113.43 and 11,770.79 is: 17,657.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,739.04 : 55,113.43 = 11,770.79 : x
  2. Step 2: Convert to fraction form
    36,739.04/55,113.43 = 11,770.79/x
  3. Step 3: Cross multiply
    36,739.04x = 55,113.43 × 11,770.79
  4. Step 4: Simplify right side
    36,739.04x = 648,728,610.71
  5. Step 5: Solve for x
    x = 648,728,610.71/36,739.04
  6. Step 6: Final answer
    x = 17,657.75

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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.