Home / 49,856.22-68,798.88-28,635.49

Finding the Fourth Proportional to 49,856.22, 68,798.88 and 28,635.49

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Solution

The fourth proportional to 49,856.22, 68,798.88 and 28,635.49 is: 39,515.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,856.22 : 68,798.88 = 28,635.49 : x
  2. Step 2: Convert to fraction form
    49,856.22/68,798.88 = 28,635.49/x
  3. Step 3: Cross multiply
    49,856.22x = 68,798.88 × 28,635.49
  4. Step 4: Simplify right side
    49,856.22x = 1,970,089,726.25
  5. Step 5: Solve for x
    x = 1,970,089,726.25/49,856.22
  6. Step 6: Final answer
    x = 39,515.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.