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Finding the Fourth Proportional to 12,473.06, 18,713.14 and 3,708.14

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Solution

The fourth proportional to 12,473.06, 18,713.14 and 3,708.14 is: 5,563.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473.06 : 18,713.14 = 3,708.14 : x
  2. Step 2: Convert to fraction form
    12,473.06/18,713.14 = 3,708.14/x
  3. Step 3: Cross multiply
    12,473.06x = 18,713.14 × 3,708.14
  4. Step 4: Simplify right side
    12,473.06x = 69,390,942.96
  5. Step 5: Solve for x
    x = 69,390,942.96/12,473.06
  6. Step 6: Final answer
    x = 5,563.27

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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.