Home / 48,946.50-67,540.44-28,798.95

Finding the Fourth Proportional to 48,946.50, 67,540.44 and 28,798.95

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Solution

The fourth proportional to 48,946.50, 67,540.44 and 28,798.95 is: 39,739.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,946.50 : 67,540.44 = 28,798.95 : x
  2. Step 2: Convert to fraction form
    48,946.50/67,540.44 = 28,798.95/x
  3. Step 3: Cross multiply
    48,946.50x = 67,540.44 × 28,798.95
  4. Step 4: Simplify right side
    48,946.50x = 1,945,093,754.54
  5. Step 5: Solve for x
    x = 1,945,093,754.54/48,946.50
  6. Step 6: Final answer
    x = 39,739.18

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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.