Home / 15,789.75-23,684.67-4,103.07

Finding the Fourth Proportional to 15,789.75, 23,684.67 and 4,103.07

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Solution

The fourth proportional to 15,789.75, 23,684.67 and 4,103.07 is: 6,154.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,789.75 : 23,684.67 = 4,103.07 : x
  2. Step 2: Convert to fraction form
    15,789.75/23,684.67 = 4,103.07/x
  3. Step 3: Cross multiply
    15,789.75x = 23,684.67 × 4,103.07
  4. Step 4: Simplify right side
    15,789.75x = 97,179,858.94
  5. Step 5: Solve for x
    x = 97,179,858.94/15,789.75
  6. Step 6: Final answer
    x = 6,154.62

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1.5x scale

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.