Home / 35,719.26-49,351.94-28,223.12

Finding the Fourth Proportional to 35,719.26, 49,351.94 and 28,223.12

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Solution

The fourth proportional to 35,719.26, 49,351.94 and 28,223.12 is: 38,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,719.26 : 49,351.94 = 28,223.12 : x
  2. Step 2: Convert to fraction form
    35,719.26/49,351.94 = 28,223.12/x
  3. Step 3: Cross multiply
    35,719.26x = 49,351.94 × 28,223.12
  4. Step 4: Simplify right side
    35,719.26x = 1,392,865,336.98
  5. Step 5: Solve for x
    x = 1,392,865,336.98/35,719.26
  6. Step 6: Final answer
    x = 38,994.80

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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.