Home / 36,730.14-50,684.70-20,817.06

Finding the Fourth Proportional to 36,730.14, 50,684.70 and 20,817.06

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Solution

The fourth proportional to 36,730.14, 50,684.70 and 20,817.06 is: 28,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,730.14 : 50,684.70 = 20,817.06 : x
  2. Step 2: Convert to fraction form
    36,730.14/50,684.70 = 20,817.06/x
  3. Step 3: Cross multiply
    36,730.14x = 50,684.70 × 20,817.06
  4. Step 4: Simplify right side
    36,730.14x = 1,055,106,440.98
  5. Step 5: Solve for x
    x = 1,055,106,440.98/36,730.14
  6. Step 6: Final answer
    x = 28,725.90

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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.