Home / 27,168.42-37,493.21-15,231.96

Finding the Fourth Proportional to 27,168.42, 37,493.21 and 15,231.96

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Solution

The fourth proportional to 27,168.42, 37,493.21 and 15,231.96 is: 21,020.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,168.42 : 37,493.21 = 15,231.96 : x
  2. Step 2: Convert to fraction form
    27,168.42/37,493.21 = 15,231.96/x
  3. Step 3: Cross multiply
    27,168.42x = 37,493.21 × 15,231.96
  4. Step 4: Simplify right side
    27,168.42x = 571,095,074.99
  5. Step 5: Solve for x
    x = 571,095,074.99/27,168.42
  6. Step 6: Final answer
    x = 21,020.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.