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Finding the Fourth Proportional to 12,802.68, 19,204.00 and 3,568.68

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Solution

The fourth proportional to 12,802.68, 19,204.00 and 3,568.68 is: 5,353.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,802.68 : 19,204.00 = 3,568.68 : x
  2. Step 2: Convert to fraction form
    12,802.68/19,204.00 = 3,568.68/x
  3. Step 3: Cross multiply
    12,802.68x = 19,204.00 × 3,568.68
  4. Step 4: Simplify right side
    12,802.68x = 68,532,912.88
  5. Step 5: Solve for x
    x = 68,532,912.88/12,802.68
  6. Step 6: Final answer
    x = 5,353.01

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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.