Home / 27,742.64-41,613.96-12,157.04

Finding the Fourth Proportional to 27,742.64, 41,613.96 and 12,157.04

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Solution

The fourth proportional to 27,742.64, 41,613.96 and 12,157.04 is: 18,235.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,742.64 : 41,613.96 = 12,157.04 : x
  2. Step 2: Convert to fraction form
    27,742.64/41,613.96 = 12,157.04/x
  3. Step 3: Cross multiply
    27,742.64x = 41,613.96 × 12,157.04
  4. Step 4: Simplify right side
    27,742.64x = 505,902,576.28
  5. Step 5: Solve for x
    x = 505,902,576.28/27,742.64
  6. Step 6: Final answer
    x = 18,235.56

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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.