Home / 55,236.76-82,868.37-17,800.36

Finding the Fourth Proportional to 55,236.76, 82,868.37 and 17,800.36

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Solution

The fourth proportional to 55,236.76, 82,868.37 and 17,800.36 is: 26,704.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,236.76 : 82,868.37 = 17,800.36 : x
  2. Step 2: Convert to fraction form
    55,236.76/82,868.37 = 17,800.36/x
  3. Step 3: Cross multiply
    55,236.76x = 82,868.37 × 17,800.36
  4. Step 4: Simplify right side
    55,236.76x = 1,475,086,818.61
  5. Step 5: Solve for x
    x = 1,475,086,818.61/55,236.76
  6. Step 6: Final answer
    x = 26,704.80

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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.