Home / 37,763.81-52,115.39-20,769.37

Finding the Fourth Proportional to 37,763.81, 52,115.39 and 20,769.37

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Solution

The fourth proportional to 37,763.81, 52,115.39 and 20,769.37 is: 28,662.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,763.81 : 52,115.39 = 20,769.37 : x
  2. Step 2: Convert to fraction form
    37,763.81/52,115.39 = 20,769.37/x
  3. Step 3: Cross multiply
    37,763.81x = 52,115.39 × 20,769.37
  4. Step 4: Simplify right side
    37,763.81x = 1,082,403,557.03
  5. Step 5: Solve for x
    x = 1,082,403,557.03/37,763.81
  6. Step 6: Final answer
    x = 28,662.46

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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.