Home / 19,202.70-26,504.37-12,829.62

Finding the Fourth Proportional to 19,202.70, 26,504.37 and 12,829.62

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Solution

The fourth proportional to 19,202.70, 26,504.37 and 12,829.62 is: 17,707.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,202.70 : 26,504.37 = 12,829.62 : x
  2. Step 2: Convert to fraction form
    19,202.70/26,504.37 = 12,829.62/x
  3. Step 3: Cross multiply
    19,202.70x = 26,504.37 × 12,829.62
  4. Step 4: Simplify right side
    19,202.70x = 340,040,995.44
  5. Step 5: Solve for x
    x = 340,040,995.44/19,202.70
  6. Step 6: Final answer
    x = 17,707.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.