Home / 30,568.44-45,856.74-12,096.12

Finding the Fourth Proportional to 30,568.44, 45,856.74 and 12,096.12

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Solution

The fourth proportional to 30,568.44, 45,856.74 and 12,096.12 is: 18,145.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,568.44 : 45,856.74 = 12,096.12 : x
  2. Step 2: Convert to fraction form
    30,568.44/45,856.74 = 12,096.12/x
  3. Step 3: Cross multiply
    30,568.44x = 45,856.74 × 12,096.12
  4. Step 4: Simplify right side
    30,568.44x = 554,688,629.85
  5. Step 5: Solve for x
    x = 554,688,629.85/30,568.44
  6. Step 6: Final answer
    x = 18,145.79

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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.