Home / 37,286.93-55,918.54-12,322.32

Finding the Fourth Proportional to 37,286.93, 55,918.54 and 12,322.32

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Solution

The fourth proportional to 37,286.93, 55,918.54 and 12,322.32 is: 18,479.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,286.93 : 55,918.54 = 12,322.32 : x
  2. Step 2: Convert to fraction form
    37,286.93/55,918.54 = 12,322.32/x
  3. Step 3: Cross multiply
    37,286.93x = 55,918.54 × 12,322.32
  4. Step 4: Simplify right side
    37,286.93x = 689,046,143.81
  5. Step 5: Solve for x
    x = 689,046,143.81/37,286.93
  6. Step 6: Final answer
    x = 18,479.56

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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.