Home / 15,673.44-23,512.32-5,286.72

Finding the Fourth Proportional to 15,673.44, 23,512.32 and 5,286.72

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Solution

The fourth proportional to 15,673.44, 23,512.32 and 5,286.72 is: 7,930.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673.44 : 23,512.32 = 5,286.72 : x
  2. Step 2: Convert to fraction form
    15,673.44/23,512.32 = 5,286.72/x
  3. Step 3: Cross multiply
    15,673.44x = 23,512.32 × 5,286.72
  4. Step 4: Simplify right side
    15,673.44x = 124,303,052.39
  5. Step 5: Solve for x
    x = 124,303,052.39/15,673.44
  6. Step 6: Final answer
    x = 7,930.81

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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.