Home / 31,481.60-43,449.36-23,915.52

Finding the Fourth Proportional to 31,481.60, 43,449.36 and 23,915.52

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Solution

The fourth proportional to 31,481.60, 43,449.36 and 23,915.52 is: 33,007.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,481.60 : 43,449.36 = 23,915.52 : x
  2. Step 2: Convert to fraction form
    31,481.60/43,449.36 = 23,915.52/x
  3. Step 3: Cross multiply
    31,481.60x = 43,449.36 × 23,915.52
  4. Step 4: Simplify right side
    31,481.60x = 1,039,114,038.07
  5. Step 5: Solve for x
    x = 1,039,114,038.07/31,481.60
  6. Step 6: Final answer
    x = 33,007.03

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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.