Home / 14,653.94-21,968.58-4,787.84

Finding the Fourth Proportional to 14,653.94, 21,968.58 and 4,787.84

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Solution

The fourth proportional to 14,653.94, 21,968.58 and 4,787.84 is: 7,177.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,653.94 : 21,968.58 = 4,787.84 : x
  2. Step 2: Convert to fraction form
    14,653.94/21,968.58 = 4,787.84/x
  3. Step 3: Cross multiply
    14,653.94x = 21,968.58 × 4,787.84
  4. Step 4: Simplify right side
    14,653.94x = 105,182,046.07
  5. Step 5: Solve for x
    x = 105,182,046.07/14,653.94
  6. Step 6: Final answer
    x = 7,177.73

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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.