Home / 36,610.08-54,783.90-31,696.68

Finding the Fourth Proportional to 36,610.08, 54,783.90 and 31,696.68

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Solution

The fourth proportional to 36,610.08, 54,783.90 and 31,696.68 is: 47,431.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,610.08 : 54,783.90 = 31,696.68 : x
  2. Step 2: Convert to fraction form
    36,610.08/54,783.90 = 31,696.68/x
  3. Step 3: Cross multiply
    36,610.08x = 54,783.90 × 31,696.68
  4. Step 4: Simplify right side
    36,610.08x = 1,736,467,747.45
  5. Step 5: Solve for x
    x = 1,736,467,747.45/36,610.08
  6. Step 6: Final answer
    x = 47,431.41

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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.