Home / 24,778.85-34,243.97-20,295.50

Finding the Fourth Proportional to 24,778.85, 34,243.97 and 20,295.50

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Solution

The fourth proportional to 24,778.85, 34,243.97 and 20,295.50 is: 28,048.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,778.85 : 34,243.97 = 20,295.50 : x
  2. Step 2: Convert to fraction form
    24,778.85/34,243.97 = 20,295.50/x
  3. Step 3: Cross multiply
    24,778.85x = 34,243.97 × 20,295.50
  4. Step 4: Simplify right side
    24,778.85x = 694,998,220.44
  5. Step 5: Solve for x
    x = 694,998,220.44/24,778.85
  6. Step 6: Final answer
    x = 28,048.05

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1.5x scale

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.