Home / 40,389.56-60,584.37-19,324.63

Finding the Fourth Proportional to 40,389.56, 60,584.37 and 19,324.63

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Solution

The fourth proportional to 40,389.56, 60,584.37 and 19,324.63 is: 28,986.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,389.56 : 60,584.37 = 19,324.63 : x
  2. Step 2: Convert to fraction form
    40,389.56/60,584.37 = 19,324.63/x
  3. Step 3: Cross multiply
    40,389.56x = 60,584.37 × 19,324.63
  4. Step 4: Simplify right side
    40,389.56x = 1,170,770,534.03
  5. Step 5: Solve for x
    x = 1,170,770,534.03/40,389.56
  6. Step 6: Final answer
    x = 28,986.96

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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.