Home / 43,568.56-65,313.96-20,162.80

Finding the Fourth Proportional to 43,568.56, 65,313.96 and 20,162.80

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Solution

The fourth proportional to 43,568.56, 65,313.96 and 20,162.80 is: 30,226.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,568.56 : 65,313.96 = 20,162.80 : x
  2. Step 2: Convert to fraction form
    43,568.56/65,313.96 = 20,162.80/x
  3. Step 3: Cross multiply
    43,568.56x = 65,313.96 × 20,162.80
  4. Step 4: Simplify right side
    43,568.56x = 1,316,912,312.69
  5. Step 5: Solve for x
    x = 1,316,912,312.69/43,568.56
  6. Step 6: Final answer
    x = 30,226.21

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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.