Home / 34,038.45-51,059.16-11,853.54

Finding the Fourth Proportional to 34,038.45, 51,059.16 and 11,853.54

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Solution

The fourth proportional to 34,038.45, 51,059.16 and 11,853.54 is: 17,780.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,038.45 : 51,059.16 = 11,853.54 : x
  2. Step 2: Convert to fraction form
    34,038.45/51,059.16 = 11,853.54/x
  3. Step 3: Cross multiply
    34,038.45x = 51,059.16 × 11,853.54
  4. Step 4: Simplify right side
    34,038.45x = 605,231,795.43
  5. Step 5: Solve for x
    x = 605,231,795.43/34,038.45
  6. Step 6: Final answer
    x = 17,780.83

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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.