Home / 48,245.73-72,370.62-13,185.29

Finding the Fourth Proportional to 48,245.73, 72,370.62 and 13,185.29

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Solution

The fourth proportional to 48,245.73, 72,370.62 and 13,185.29 is: 19,778.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,245.73 : 72,370.62 = 13,185.29 : x
  2. Step 2: Convert to fraction form
    48,245.73/72,370.62 = 13,185.29/x
  3. Step 3: Cross multiply
    48,245.73x = 72,370.62 × 13,185.29
  4. Step 4: Simplify right side
    48,245.73x = 954,227,250.33
  5. Step 5: Solve for x
    x = 954,227,250.33/48,245.73
  6. Step 6: Final answer
    x = 19,778.48

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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.