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Finding the Fourth Proportional to 12,568.46, 18,851.46 and 6,325.98

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Solution

The fourth proportional to 12,568.46, 18,851.46 and 6,325.98 is: 9,488.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,568.46 : 18,851.46 = 6,325.98 : x
  2. Step 2: Convert to fraction form
    12,568.46/18,851.46 = 6,325.98/x
  3. Step 3: Cross multiply
    12,568.46x = 18,851.46 × 6,325.98
  4. Step 4: Simplify right side
    12,568.46x = 119,253,958.93
  5. Step 5: Solve for x
    x = 119,253,958.93/12,568.46
  6. Step 6: Final answer
    x = 9,488.35

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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.