Home / 49,652.28-68,496.78-28,419.48

Finding the Fourth Proportional to 49,652.28, 68,496.78 and 28,419.48

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Solution

The fourth proportional to 49,652.28, 68,496.78 and 28,419.48 is: 39,205.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,652.28 : 68,496.78 = 28,419.48 : x
  2. Step 2: Convert to fraction form
    49,652.28/68,496.78 = 28,419.48/x
  3. Step 3: Cross multiply
    49,652.28x = 68,496.78 × 28,419.48
  4. Step 4: Simplify right side
    49,652.28x = 1,946,642,869.27
  5. Step 5: Solve for x
    x = 1,946,642,869.27/49,652.28
  6. Step 6: Final answer
    x = 39,205.51

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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.