Home / 31,231.36-46,849.55-10,171.01

Finding the Fourth Proportional to 31,231.36, 46,849.55 and 10,171.01

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Solution

The fourth proportional to 31,231.36, 46,849.55 and 10,171.01 is: 15,257.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,231.36 : 46,849.55 = 10,171.01 : x
  2. Step 2: Convert to fraction form
    31,231.36/46,849.55 = 10,171.01/x
  3. Step 3: Cross multiply
    31,231.36x = 46,849.55 × 10,171.01
  4. Step 4: Simplify right side
    31,231.36x = 476,507,241.55
  5. Step 5: Solve for x
    x = 476,507,241.55/31,231.36
  6. Step 6: Final answer
    x = 15,257.33

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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.