Home / 33,897.12-50,782.32-30,236.64

Finding the Fourth Proportional to 33,897.12, 50,782.32 and 30,236.64

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Solution

The fourth proportional to 33,897.12, 50,782.32 and 30,236.64 is: 45,298.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,897.12 : 50,782.32 = 30,236.64 : x
  2. Step 2: Convert to fraction form
    33,897.12/50,782.32 = 30,236.64/x
  3. Step 3: Cross multiply
    33,897.12x = 50,782.32 × 30,236.64
  4. Step 4: Simplify right side
    33,897.12x = 1,535,486,728.20
  5. Step 5: Solve for x
    x = 1,535,486,728.20/33,897.12
  6. Step 6: Final answer
    x = 45,298.44

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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.