Home / 36,636.23-50,558.96-20,717.60

Finding the Fourth Proportional to 36,636.23, 50,558.96 and 20,717.60

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Solution

The fourth proportional to 36,636.23, 50,558.96 and 20,717.60 is: 28,590.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,636.23 : 50,558.96 = 20,717.60 : x
  2. Step 2: Convert to fraction form
    36,636.23/50,558.96 = 20,717.60/x
  3. Step 3: Cross multiply
    36,636.23x = 50,558.96 × 20,717.60
  4. Step 4: Simplify right side
    36,636.23x = 1,047,460,108.70
  5. Step 5: Solve for x
    x = 1,047,460,108.70/36,636.23
  6. Step 6: Final answer
    x = 28,590.82

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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.