Home / 33,831.84-46,669.44-20,394.96

Finding the Fourth Proportional to 33,831.84, 46,669.44 and 20,394.96

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Solution

The fourth proportional to 33,831.84, 46,669.44 and 20,394.96 is: 28,133.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,831.84 : 46,669.44 = 20,394.96 : x
  2. Step 2: Convert to fraction form
    33,831.84/46,669.44 = 20,394.96/x
  3. Step 3: Cross multiply
    33,831.84x = 46,669.44 × 20,394.96
  4. Step 4: Simplify right side
    33,831.84x = 951,821,362.02
  5. Step 5: Solve for x
    x = 951,821,362.02/33,831.84
  6. Step 6: Final answer
    x = 28,133.89

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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.