Home / 40,313.88-60,474.24-10,731.72

Finding the Fourth Proportional to 40,313.88, 60,474.24 and 10,731.72

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Solution

The fourth proportional to 40,313.88, 60,474.24 and 10,731.72 is: 16,098.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,313.88 : 60,474.24 = 10,731.72 : x
  2. Step 2: Convert to fraction form
    40,313.88/60,474.24 = 10,731.72/x
  3. Step 3: Cross multiply
    40,313.88x = 60,474.24 × 10,731.72
  4. Step 4: Simplify right side
    40,313.88x = 648,992,610.89
  5. Step 5: Solve for x
    x = 648,992,610.89/40,313.88
  6. Step 6: Final answer
    x = 16,098.49

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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.