Home / 36,028.03-49,732.31-28,351.39

Finding the Fourth Proportional to 36,028.03, 49,732.31 and 28,351.39

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Solution

The fourth proportional to 36,028.03, 49,732.31 and 28,351.39 is: 39,135.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,028.03 : 49,732.31 = 28,351.39 : x
  2. Step 2: Convert to fraction form
    36,028.03/49,732.31 = 28,351.39/x
  3. Step 3: Cross multiply
    36,028.03x = 49,732.31 × 28,351.39
  4. Step 4: Simplify right side
    36,028.03x = 1,409,980,116.41
  5. Step 5: Solve for x
    x = 1,409,980,116.41/36,028.03
  6. Step 6: Final answer
    x = 39,135.64

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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.