Home / 13,049.06-19,573.52-3,188.39

Finding the Fourth Proportional to 13,049.06, 19,573.52 and 3,188.39

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Solution

The fourth proportional to 13,049.06, 19,573.52 and 3,188.39 is: 4,782.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,049.06 : 19,573.52 = 3,188.39 : x
  2. Step 2: Convert to fraction form
    13,049.06/19,573.52 = 3,188.39/x
  3. Step 3: Cross multiply
    13,049.06x = 19,573.52 × 3,188.39
  4. Step 4: Simplify right side
    13,049.06x = 62,407,901.62
  5. Step 5: Solve for x
    x = 62,407,901.62/13,049.06
  6. Step 6: Final answer
    x = 4,782.56

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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.