Home / 39,450.22-54,441.67-22,453.63

Finding the Fourth Proportional to 39,450.22, 54,441.67 and 22,453.63

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Solution

The fourth proportional to 39,450.22, 54,441.67 and 22,453.63 is: 30,986.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,450.22 : 54,441.67 = 22,453.63 : x
  2. Step 2: Convert to fraction form
    39,450.22/54,441.67 = 22,453.63/x
  3. Step 3: Cross multiply
    39,450.22x = 54,441.67 × 22,453.63
  4. Step 4: Simplify right side
    39,450.22x = 1,222,413,114.76
  5. Step 5: Solve for x
    x = 1,222,413,114.76/39,450.22
  6. Step 6: Final answer
    x = 30,986.22

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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.