Home / 36,754.96-55,145.40-13,383.76

Finding the Fourth Proportional to 36,754.96, 55,145.40 and 13,383.76

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Solution

The fourth proportional to 36,754.96, 55,145.40 and 13,383.76 is: 20,080.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,754.96 : 55,145.40 = 13,383.76 : x
  2. Step 2: Convert to fraction form
    36,754.96/55,145.40 = 13,383.76/x
  3. Step 3: Cross multiply
    36,754.96x = 55,145.40 × 13,383.76
  4. Step 4: Simplify right side
    36,754.96x = 738,052,798.70
  5. Step 5: Solve for x
    x = 738,052,798.70/36,754.96
  6. Step 6: Final answer
    x = 20,080.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.