Home / 49,981.44-68,967.36-28,752.96

Finding the Fourth Proportional to 49,981.44, 68,967.36 and 28,752.96

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Solution

The fourth proportional to 49,981.44, 68,967.36 and 28,752.96 is: 39,675.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,981.44 : 68,967.36 = 28,752.96 : x
  2. Step 2: Convert to fraction form
    49,981.44/68,967.36 = 28,752.96/x
  3. Step 3: Cross multiply
    49,981.44x = 68,967.36 × 28,752.96
  4. Step 4: Simplify right side
    49,981.44x = 1,983,015,743.39
  5. Step 5: Solve for x
    x = 1,983,015,743.39/49,981.44
  6. Step 6: Final answer
    x = 39,675.04

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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.