Home / 33,457.89-46,171.92-18,351.20

Finding the Fourth Proportional to 33,457.89, 46,171.92 and 18,351.20

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Solution

The fourth proportional to 33,457.89, 46,171.92 and 18,351.20 is: 25,324.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,457.89 : 46,171.92 = 18,351.20 : x
  2. Step 2: Convert to fraction form
    33,457.89/46,171.92 = 18,351.20/x
  3. Step 3: Cross multiply
    33,457.89x = 46,171.92 × 18,351.20
  4. Step 4: Simplify right side
    33,457.89x = 847,309,907.44
  5. Step 5: Solve for x
    x = 847,309,907.44/33,457.89
  6. Step 6: Final answer
    x = 25,324.67

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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.