Home / 36,490.14-50,359.45-20,577.89

Finding the Fourth Proportional to 36,490.14, 50,359.45 and 20,577.89

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Solution

The fourth proportional to 36,490.14, 50,359.45 and 20,577.89 is: 28,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,490.14 : 50,359.45 = 20,577.89 : x
  2. Step 2: Convert to fraction form
    36,490.14/50,359.45 = 20,577.89/x
  3. Step 3: Cross multiply
    36,490.14x = 50,359.45 × 20,577.89
  4. Step 4: Simplify right side
    36,490.14x = 1,036,291,222.56
  5. Step 5: Solve for x
    x = 1,036,291,222.56/36,490.14
  6. Step 6: Final answer
    x = 28,399.21

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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.