Home / 36,780.14-50,757.58-20,866.98

Finding the Fourth Proportional to 36,780.14, 50,757.58 and 20,866.98

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Solution

The fourth proportional to 36,780.14, 50,757.58 and 20,866.98 is: 28,796.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,780.14 : 50,757.58 = 20,866.98 : x
  2. Step 2: Convert to fraction form
    36,780.14/50,757.58 = 20,866.98/x
  3. Step 3: Cross multiply
    36,780.14x = 50,757.58 × 20,866.98
  4. Step 4: Simplify right side
    36,780.14x = 1,059,157,406.71
  5. Step 5: Solve for x
    x = 1,059,157,406.71/36,780.14
  6. Step 6: Final answer
    x = 28,796.99

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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.