Home / 34,789.75-52,192.22-12,600.81

Finding the Fourth Proportional to 34,789.75, 52,192.22 and 12,600.81

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Solution

The fourth proportional to 34,789.75, 52,192.22 and 12,600.81 is: 18,903.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,789.75 : 52,192.22 = 12,600.81 : x
  2. Step 2: Convert to fraction form
    34,789.75/52,192.22 = 12,600.81/x
  3. Step 3: Cross multiply
    34,789.75x = 52,192.22 × 12,600.81
  4. Step 4: Simplify right side
    34,789.75x = 657,664,184.69
  5. Step 5: Solve for x
    x = 657,664,184.69/34,789.75
  6. Step 6: Final answer
    x = 18,903.97

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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.