Home / 49,446.78-68,236.59-28,225.56

Finding the Fourth Proportional to 49,446.78, 68,236.59 and 28,225.56

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Solution

The fourth proportional to 49,446.78, 68,236.59 and 28,225.56 is: 38,951.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,446.78 : 68,236.59 = 28,225.56 : x
  2. Step 2: Convert to fraction form
    49,446.78/68,236.59 = 28,225.56/x
  3. Step 3: Cross multiply
    49,446.78x = 68,236.59 × 28,225.56
  4. Step 4: Simplify right side
    49,446.78x = 1,926,015,965.24
  5. Step 5: Solve for x
    x = 1,926,015,965.24/49,446.78
  6. Step 6: Final answer
    x = 38,951.29

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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.