Home / 38,968.73-58,494.44-31,661.39

Finding the Fourth Proportional to 38,968.73, 58,494.44 and 31,661.39

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Solution

The fourth proportional to 38,968.73, 58,494.44 and 31,661.39 is: 47,525.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,968.73 : 58,494.44 = 31,661.39 : x
  2. Step 2: Convert to fraction form
    38,968.73/58,494.44 = 31,661.39/x
  3. Step 3: Cross multiply
    38,968.73x = 58,494.44 × 31,661.39
  4. Step 4: Simplify right side
    38,968.73x = 1,852,015,119.36
  5. Step 5: Solve for x
    x = 1,852,015,119.36/38,968.73
  6. Step 6: Final answer
    x = 47,525.67

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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.