Home / 36,647.74-54,977.01-13,268.71

Finding the Fourth Proportional to 36,647.74, 54,977.01 and 13,268.71

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Solution

The fourth proportional to 36,647.74, 54,977.01 and 13,268.71 is: 19,905.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,647.74 : 54,977.01 = 13,268.71 : x
  2. Step 2: Convert to fraction form
    36,647.74/54,977.01 = 13,268.71/x
  3. Step 3: Cross multiply
    36,647.74x = 54,977.01 × 13,268.71
  4. Step 4: Simplify right side
    36,647.74x = 729,474,002.36
  5. Step 5: Solve for x
    x = 729,474,002.36/36,647.74
  6. Step 6: Final answer
    x = 19,905.02

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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.