Home / 49,419.77-68,204.16-28,202.22

Finding the Fourth Proportional to 49,419.77, 68,204.16 and 28,202.22

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Solution

The fourth proportional to 49,419.77, 68,204.16 and 28,202.22 is: 38,921.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,419.77 : 68,204.16 = 28,202.22 : x
  2. Step 2: Convert to fraction form
    49,419.77/68,204.16 = 28,202.22/x
  3. Step 3: Cross multiply
    49,419.77x = 68,204.16 × 28,202.22
  4. Step 4: Simplify right side
    49,419.77x = 1,923,508,725.24
  5. Step 5: Solve for x
    x = 1,923,508,725.24/49,419.77
  6. Step 6: Final answer
    x = 38,921.85

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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.