Home / 36,610.05-54,929.96-13,238.37

Finding the Fourth Proportional to 36,610.05, 54,929.96 and 13,238.37

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Solution

The fourth proportional to 36,610.05, 54,929.96 and 13,238.37 is: 19,862.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,610.05 : 54,929.96 = 13,238.37 : x
  2. Step 2: Convert to fraction form
    36,610.05/54,929.96 = 13,238.37/x
  3. Step 3: Cross multiply
    36,610.05x = 54,929.96 × 13,238.37
  4. Step 4: Simplify right side
    36,610.05x = 727,183,068.37
  5. Step 5: Solve for x
    x = 727,183,068.37/36,610.05
  6. Step 6: Final answer
    x = 19,862.94

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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.