Home / 51,222.46-76,833.60-20,035.84

Finding the Fourth Proportional to 51,222.46, 76,833.60 and 20,035.84

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Solution

The fourth proportional to 51,222.46, 76,833.60 and 20,035.84 is: 30,053.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222.46 : 76,833.60 = 20,035.84 : x
  2. Step 2: Convert to fraction form
    51,222.46/76,833.60 = 20,035.84/x
  3. Step 3: Cross multiply
    51,222.46x = 76,833.60 × 20,035.84
  4. Step 4: Simplify right side
    51,222.46x = 1,539,425,716.22
  5. Step 5: Solve for x
    x = 1,539,425,716.22/51,222.46
  6. Step 6: Final answer
    x = 30,053.72

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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.