Home / 36,800.36-55,154.26-19,932.72

Finding the Fourth Proportional to 36,800.36, 55,154.26 and 19,932.72

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Solution

The fourth proportional to 36,800.36, 55,154.26 and 19,932.72 is: 29,874.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,800.36 : 55,154.26 = 19,932.72 : x
  2. Step 2: Convert to fraction form
    36,800.36/55,154.26 = 19,932.72/x
  3. Step 3: Cross multiply
    36,800.36x = 55,154.26 × 19,932.72
  4. Step 4: Simplify right side
    36,800.36x = 1,099,374,421.39
  5. Step 5: Solve for x
    x = 1,099,374,421.39/36,800.36
  6. Step 6: Final answer
    x = 29,874.01

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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.