Home / 25,966.44-38,921.87-18,548.41

Finding the Fourth Proportional to 25,966.44, 38,921.87 and 18,548.41

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Solution

The fourth proportional to 25,966.44, 38,921.87 and 18,548.41 is: 27,802.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,966.44 : 38,921.87 = 18,548.41 : x
  2. Step 2: Convert to fraction form
    25,966.44/38,921.87 = 18,548.41/x
  3. Step 3: Cross multiply
    25,966.44x = 38,921.87 × 18,548.41
  4. Step 4: Simplify right side
    25,966.44x = 721,938,612.68
  5. Step 5: Solve for x
    x = 721,938,612.68/25,966.44
  6. Step 6: Final answer
    x = 27,802.76

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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.