Home / 25,840.97-38,787.57-17,406.44

Finding the Fourth Proportional to 25,840.97, 38,787.57 and 17,406.44

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Solution

The fourth proportional to 25,840.97, 38,787.57 and 17,406.44 is: 26,127.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,840.97 : 38,787.57 = 17,406.44 : x
  2. Step 2: Convert to fraction form
    25,840.97/38,787.57 = 17,406.44/x
  3. Step 3: Cross multiply
    25,840.97x = 38,787.57 × 17,406.44
  4. Step 4: Simplify right side
    25,840.97x = 675,153,316.01
  5. Step 5: Solve for x
    x = 675,153,316.01/25,840.97
  6. Step 6: Final answer
    x = 26,127.25

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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.