Home / 40,516.56-55,912.35-22,615.98

Finding the Fourth Proportional to 40,516.56, 55,912.35 and 22,615.98

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Solution

The fourth proportional to 40,516.56, 55,912.35 and 22,615.98 is: 31,209.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,516.56 : 55,912.35 = 22,615.98 : x
  2. Step 2: Convert to fraction form
    40,516.56/55,912.35 = 22,615.98/x
  3. Step 3: Cross multiply
    40,516.56x = 55,912.35 × 22,615.98
  4. Step 4: Simplify right side
    40,516.56x = 1,264,512,589.35
  5. Step 5: Solve for x
    x = 1,264,512,589.35/40,516.56
  6. Step 6: Final answer
    x = 31,209.77

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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.