Home / 39,258.44-58,878.81-11,177.88

Finding the Fourth Proportional to 39,258.44, 58,878.81 and 11,177.88

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Solution

The fourth proportional to 39,258.44, 58,878.81 and 11,177.88 is: 16,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,258.44 : 58,878.81 = 11,177.88 : x
  2. Step 2: Convert to fraction form
    39,258.44/58,878.81 = 11,177.88/x
  3. Step 3: Cross multiply
    39,258.44x = 58,878.81 × 11,177.88
  4. Step 4: Simplify right side
    39,258.44x = 658,140,272.72
  5. Step 5: Solve for x
    x = 658,140,272.72/39,258.44
  6. Step 6: Final answer
    x = 16,764.30

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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.