Home / 36,516.88-50,393.10-20,606.50

Finding the Fourth Proportional to 36,516.88, 50,393.10 and 20,606.50

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Solution

The fourth proportional to 36,516.88, 50,393.10 and 20,606.50 is: 28,436.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,516.88 : 50,393.10 = 20,606.50 : x
  2. Step 2: Convert to fraction form
    36,516.88/50,393.10 = 20,606.50/x
  3. Step 3: Cross multiply
    36,516.88x = 50,393.10 × 20,606.50
  4. Step 4: Simplify right side
    36,516.88x = 1,038,425,415.15
  5. Step 5: Solve for x
    x = 1,038,425,415.15/36,516.88
  6. Step 6: Final answer
    x = 28,436.86

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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.