Home / 31,845.72-43,800.96-25,544.28

Finding the Fourth Proportional to 31,845.72, 43,800.96 and 25,544.28

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Solution

The fourth proportional to 31,845.72, 43,800.96 and 25,544.28 is: 35,133.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,845.72 : 43,800.96 = 25,544.28 : x
  2. Step 2: Convert to fraction form
    31,845.72/43,800.96 = 25,544.28/x
  3. Step 3: Cross multiply
    31,845.72x = 43,800.96 × 25,544.28
  4. Step 4: Simplify right side
    31,845.72x = 1,118,863,986.51
  5. Step 5: Solve for x
    x = 1,118,863,986.51/31,845.72
  6. Step 6: Final answer
    x = 35,133.89

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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.