Home / 12,614.35-18,923.36-3,848.12

Finding the Fourth Proportional to 12,614.35, 18,923.36 and 3,848.12

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Solution

The fourth proportional to 12,614.35, 18,923.36 and 3,848.12 is: 5,772.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,614.35 : 18,923.36 = 3,848.12 : x
  2. Step 2: Convert to fraction form
    12,614.35/18,923.36 = 3,848.12/x
  3. Step 3: Cross multiply
    12,614.35x = 18,923.36 × 3,848.12
  4. Step 4: Simplify right side
    12,614.35x = 72,819,388.15
  5. Step 5: Solve for x
    x = 72,819,388.15/12,614.35
  6. Step 6: Final answer
    x = 5,772.74

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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.