Home / 25,506.66-38,262.88-6,787.46

Finding the Fourth Proportional to 25,506.66, 38,262.88 and 6,787.46

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Solution

The fourth proportional to 25,506.66, 38,262.88 and 6,787.46 is: 10,181.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,506.66 : 38,262.88 = 6,787.46 : x
  2. Step 2: Convert to fraction form
    25,506.66/38,262.88 = 6,787.46/x
  3. Step 3: Cross multiply
    25,506.66x = 38,262.88 × 6,787.46
  4. Step 4: Simplify right side
    25,506.66x = 259,707,767.48
  5. Step 5: Solve for x
    x = 259,707,767.48/25,506.66
  6. Step 6: Final answer
    x = 10,181.96

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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.