Home / 13,050.90-19,576.56-3,190.36

Finding the Fourth Proportional to 13,050.90, 19,576.56 and 3,190.36

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Solution

The fourth proportional to 13,050.90, 19,576.56 and 3,190.36 is: 4,785.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,050.90 : 19,576.56 = 3,190.36 : x
  2. Step 2: Convert to fraction form
    13,050.90/19,576.56 = 3,190.36/x
  3. Step 3: Cross multiply
    13,050.90x = 19,576.56 × 3,190.36
  4. Step 4: Simplify right side
    13,050.90x = 62,456,273.96
  5. Step 5: Solve for x
    x = 62,456,273.96/13,050.90
  6. Step 6: Final answer
    x = 4,785.59

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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.