Home / 12,723.70-19,092.60-5,703.44

Finding the Fourth Proportional to 12,723.70, 19,092.60 and 5,703.44

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Solution

The fourth proportional to 12,723.70, 19,092.60 and 5,703.44 is: 8,558.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,723.70 : 19,092.60 = 5,703.44 : x
  2. Step 2: Convert to fraction form
    12,723.70/19,092.60 = 5,703.44/x
  3. Step 3: Cross multiply
    12,723.70x = 19,092.60 × 5,703.44
  4. Step 4: Simplify right side
    12,723.70x = 108,893,498.54
  5. Step 5: Solve for x
    x = 108,893,498.54/12,723.70
  6. Step 6: Final answer
    x = 8,558.32

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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.