Home / 33,415.72-46,096.20-20,664.84

Finding the Fourth Proportional to 33,415.72, 46,096.20 and 20,664.84

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Solution

The fourth proportional to 33,415.72, 46,096.20 and 20,664.84 is: 28,506.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,415.72 : 46,096.20 = 20,664.84 : x
  2. Step 2: Convert to fraction form
    33,415.72/46,096.20 = 20,664.84/x
  3. Step 3: Cross multiply
    33,415.72x = 46,096.20 × 20,664.84
  4. Step 4: Simplify right side
    33,415.72x = 952,570,597.61
  5. Step 5: Solve for x
    x = 952,570,597.61/33,415.72
  6. Step 6: Final answer
    x = 28,506.66

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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.