Home / 33,420.76-46,120.74-18,313.44

Finding the Fourth Proportional to 33,420.76, 46,120.74 and 18,313.44

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Solution

The fourth proportional to 33,420.76, 46,120.74 and 18,313.44 is: 25,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,420.76 : 46,120.74 = 18,313.44 : x
  2. Step 2: Convert to fraction form
    33,420.76/46,120.74 = 18,313.44/x
  3. Step 3: Cross multiply
    33,420.76x = 46,120.74 × 18,313.44
  4. Step 4: Simplify right side
    33,420.76x = 844,629,404.75
  5. Step 5: Solve for x
    x = 844,629,404.75/33,420.76
  6. Step 6: Final answer
    x = 25,272.60

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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.