Home / 36,518.81-54,786.41-11,560.35

Finding the Fourth Proportional to 36,518.81, 54,786.41 and 11,560.35

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Solution

The fourth proportional to 36,518.81, 54,786.41 and 11,560.35 is: 17,343.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,518.81 : 54,786.41 = 11,560.35 : x
  2. Step 2: Convert to fraction form
    36,518.81/54,786.41 = 11,560.35/x
  3. Step 3: Cross multiply
    36,518.81x = 54,786.41 × 11,560.35
  4. Step 4: Simplify right side
    36,518.81x = 633,350,103.74
  5. Step 5: Solve for x
    x = 633,350,103.74/36,518.81
  6. Step 6: Final answer
    x = 17,343.12

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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.