Home / 33,409.45-46,087.56-20,658.55

Finding the Fourth Proportional to 33,409.45, 46,087.56 and 20,658.55

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Solution

The fourth proportional to 33,409.45, 46,087.56 and 20,658.55 is: 28,497.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,409.45 : 46,087.56 = 20,658.55 : x
  2. Step 2: Convert to fraction form
    33,409.45/46,087.56 = 20,658.55/x
  3. Step 3: Cross multiply
    33,409.45x = 46,087.56 × 20,658.55
  4. Step 4: Simplify right side
    33,409.45x = 952,102,168.60
  5. Step 5: Solve for x
    x = 952,102,168.60/33,409.45
  6. Step 6: Final answer
    x = 28,497.99

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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.