Home / 33,422.32-46,114.68-18,518.32

Finding the Fourth Proportional to 33,422.32, 46,114.68 and 18,518.32

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Solution

The fourth proportional to 33,422.32, 46,114.68 and 18,518.32 is: 25,550.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,422.32 : 46,114.68 = 18,518.32 : x
  2. Step 2: Convert to fraction form
    33,422.32/46,114.68 = 18,518.32/x
  3. Step 3: Cross multiply
    33,422.32x = 46,114.68 × 18,518.32
  4. Step 4: Simplify right side
    33,422.32x = 853,966,400.94
  5. Step 5: Solve for x
    x = 853,966,400.94/33,422.32
  6. Step 6: Final answer
    x = 25,550.78

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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.