Home / 33,846.45-46,707.53-18,738.78

Finding the Fourth Proportional to 33,846.45, 46,707.53 and 18,738.78

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Solution

The fourth proportional to 33,846.45, 46,707.53 and 18,738.78 is: 25,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,846.45 : 46,707.53 = 18,738.78 : x
  2. Step 2: Convert to fraction form
    33,846.45/46,707.53 = 18,738.78/x
  3. Step 3: Cross multiply
    33,846.45x = 46,707.53 × 18,738.78
  4. Step 4: Simplify right side
    33,846.45x = 875,242,035.32
  5. Step 5: Solve for x
    x = 875,242,035.32/33,846.45
  6. Step 6: Final answer
    x = 25,859.20

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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.