Home / 34,155.36-51,237.83-11,963.65

Finding the Fourth Proportional to 34,155.36, 51,237.83 and 11,963.65

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Solution

The fourth proportional to 34,155.36, 51,237.83 and 11,963.65 is: 17,947.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,155.36 : 51,237.83 = 11,963.65 : x
  2. Step 2: Convert to fraction form
    34,155.36/51,237.83 = 11,963.65/x
  3. Step 3: Cross multiply
    34,155.36x = 51,237.83 × 11,963.65
  4. Step 4: Simplify right side
    34,155.36x = 612,991,464.88
  5. Step 5: Solve for x
    x = 612,991,464.88/34,155.36
  6. Step 6: Final answer
    x = 17,947.15

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1.5x scale

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.