Home / 35,912.37-53,835.08-12,203.72

Finding the Fourth Proportional to 35,912.37, 53,835.08 and 12,203.72

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Solution

The fourth proportional to 35,912.37, 53,835.08 and 12,203.72 is: 18,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,912.37 : 53,835.08 = 12,203.72 : x
  2. Step 2: Convert to fraction form
    35,912.37/53,835.08 = 12,203.72/x
  3. Step 3: Cross multiply
    35,912.37x = 53,835.08 × 12,203.72
  4. Step 4: Simplify right side
    35,912.37x = 656,987,912.30
  5. Step 5: Solve for x
    x = 656,987,912.30/35,912.37
  6. Step 6: Final answer
    x = 18,294.20

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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.