Home / 55,212.45-82,835.24-17,260.17

Finding the Fourth Proportional to 55,212.45, 82,835.24 and 17,260.17

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Solution

The fourth proportional to 55,212.45, 82,835.24 and 17,260.17 is: 25,895.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,212.45 : 82,835.24 = 17,260.17 : x
  2. Step 2: Convert to fraction form
    55,212.45/82,835.24 = 17,260.17/x
  3. Step 3: Cross multiply
    55,212.45x = 82,835.24 × 17,260.17
  4. Step 4: Simplify right side
    55,212.45x = 1,429,750,324.39
  5. Step 5: Solve for x
    x = 1,429,750,324.39/55,212.45
  6. Step 6: Final answer
    x = 25,895.43

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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.