Home / 32,431.36-44,745.60-19,843.84

Finding the Fourth Proportional to 32,431.36, 44,745.60 and 19,843.84

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Solution

The fourth proportional to 32,431.36, 44,745.60 and 19,843.84 is: 27,378.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,431.36 : 44,745.60 = 19,843.84 : x
  2. Step 2: Convert to fraction form
    32,431.36/44,745.60 = 19,843.84/x
  3. Step 3: Cross multiply
    32,431.36x = 44,745.60 × 19,843.84
  4. Step 4: Simplify right side
    32,431.36x = 887,924,527.10
  5. Step 5: Solve for x
    x = 887,924,527.10/32,431.36
  6. Step 6: Final answer
    x = 27,378.58

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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.