Home / 36,678.42-50,615.96-20,762.73

Finding the Fourth Proportional to 36,678.42, 50,615.96 and 20,762.73

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Solution

The fourth proportional to 36,678.42, 50,615.96 and 20,762.73 is: 28,652.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,678.42 : 50,615.96 = 20,762.73 : x
  2. Step 2: Convert to fraction form
    36,678.42/50,615.96 = 20,762.73/x
  3. Step 3: Cross multiply
    36,678.42x = 50,615.96 × 20,762.73
  4. Step 4: Simplify right side
    36,678.42x = 1,050,925,407.36
  5. Step 5: Solve for x
    x = 1,050,925,407.36/36,678.42
  6. Step 6: Final answer
    x = 28,652.42

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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.