Home / 12,817.92-19,227.96-4,052.64

Finding the Fourth Proportional to 12,817.92, 19,227.96 and 4,052.64

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Solution

The fourth proportional to 12,817.92, 19,227.96 and 4,052.64 is: 6,079.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,817.92 : 19,227.96 = 4,052.64 : x
  2. Step 2: Convert to fraction form
    12,817.92/19,227.96 = 4,052.64/x
  3. Step 3: Cross multiply
    12,817.92x = 19,227.96 × 4,052.64
  4. Step 4: Simplify right side
    12,817.92x = 77,923,999.81
  5. Step 5: Solve for x
    x = 77,923,999.81/12,817.92
  6. Step 6: Final answer
    x = 6,079.30

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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.