Home / 36,072.36-54,110.21-11,113.52

Finding the Fourth Proportional to 36,072.36, 54,110.21 and 11,113.52

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Solution

The fourth proportional to 36,072.36, 54,110.21 and 11,113.52 is: 16,670.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,072.36 : 54,110.21 = 11,113.52 : x
  2. Step 2: Convert to fraction form
    36,072.36/54,110.21 = 11,113.52/x
  3. Step 3: Cross multiply
    36,072.36x = 54,110.21 × 11,113.52
  4. Step 4: Simplify right side
    36,072.36x = 601,354,574.92
  5. Step 5: Solve for x
    x = 601,354,574.92/36,072.36
  6. Step 6: Final answer
    x = 16,670.79

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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.