Home / 33,936.09-46,831.46-18,828.78

Finding the Fourth Proportional to 33,936.09, 46,831.46 and 18,828.78

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Solution

The fourth proportional to 33,936.09, 46,831.46 and 18,828.78 is: 25,983.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,936.09 : 46,831.46 = 18,828.78 : x
  2. Step 2: Convert to fraction form
    33,936.09/46,831.46 = 18,828.78/x
  3. Step 3: Cross multiply
    33,936.09x = 46,831.46 × 18,828.78
  4. Step 4: Simplify right side
    33,936.09x = 881,779,257.42
  5. Step 5: Solve for x
    x = 881,779,257.42/33,936.09
  6. Step 6: Final answer
    x = 25,983.53

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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.