Home / 13,548.50-20,329.23-4,787.54

Finding the Fourth Proportional to 13,548.50, 20,329.23 and 4,787.54

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Solution

The fourth proportional to 13,548.50, 20,329.23 and 4,787.54 is: 7,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548.50 : 20,329.23 = 4,787.54 : x
  2. Step 2: Convert to fraction form
    13,548.50/20,329.23 = 4,787.54/x
  3. Step 3: Cross multiply
    13,548.50x = 20,329.23 × 4,787.54
  4. Step 4: Simplify right side
    13,548.50x = 97,326,939.00
  5. Step 5: Solve for x
    x = 97,326,939.00/13,548.50
  6. Step 6: Final answer
    x = 7,183.60

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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.