Home / 49,863.96-68,812.26-28,643.22

Finding the Fourth Proportional to 49,863.96, 68,812.26 and 28,643.22

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Solution

The fourth proportional to 49,863.96, 68,812.26 and 28,643.22 is: 39,527.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,863.96 : 68,812.26 = 28,643.22 : x
  2. Step 2: Convert to fraction form
    49,863.96/68,812.26 = 28,643.22/x
  3. Step 3: Cross multiply
    49,863.96x = 68,812.26 × 28,643.22
  4. Step 4: Simplify right side
    49,863.96x = 1,971,004,701.88
  5. Step 5: Solve for x
    x = 1,971,004,701.88/49,863.96
  6. Step 6: Final answer
    x = 39,527.64

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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.