Home / 23,181.44-31,954.56-18,458.24

Finding the Fourth Proportional to 23,181.44, 31,954.56 and 18,458.24

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Solution

The fourth proportional to 23,181.44, 31,954.56 and 18,458.24 is: 25,443.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,181.44 : 31,954.56 = 18,458.24 : x
  2. Step 2: Convert to fraction form
    23,181.44/31,954.56 = 18,458.24/x
  3. Step 3: Cross multiply
    23,181.44x = 31,954.56 × 18,458.24
  4. Step 4: Simplify right side
    23,181.44x = 589,824,937.57
  5. Step 5: Solve for x
    x = 589,824,937.57/23,181.44
  6. Step 6: Final answer
    x = 25,443.84

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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.