Home / 39,202.22-58,811.44-12,908.54

Finding the Fourth Proportional to 39,202.22, 58,811.44 and 12,908.54

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Solution

The fourth proportional to 39,202.22, 58,811.44 and 12,908.54 is: 19,365.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,202.22 : 58,811.44 = 12,908.54 : x
  2. Step 2: Convert to fraction form
    39,202.22/58,811.44 = 12,908.54/x
  3. Step 3: Cross multiply
    39,202.22x = 58,811.44 × 12,908.54
  4. Step 4: Simplify right side
    39,202.22x = 759,169,825.70
  5. Step 5: Solve for x
    x = 759,169,825.70/39,202.22
  6. Step 6: Final answer
    x = 19,365.48

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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.