Home / 34,290.54-51,439.92-12,099.33

Finding the Fourth Proportional to 34,290.54, 51,439.92 and 12,099.33

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Solution

The fourth proportional to 34,290.54, 51,439.92 and 12,099.33 is: 18,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,290.54 : 51,439.92 = 12,099.33 : x
  2. Step 2: Convert to fraction form
    34,290.54/51,439.92 = 12,099.33/x
  3. Step 3: Cross multiply
    34,290.54x = 51,439.92 × 12,099.33
  4. Step 4: Simplify right side
    34,290.54x = 622,388,567.25
  5. Step 5: Solve for x
    x = 622,388,567.25/34,290.54
  6. Step 6: Final answer
    x = 18,150.45

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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.