Home / 40,378.44-60,573.20-13,717.27

Finding the Fourth Proportional to 40,378.44, 60,573.20 and 13,717.27

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Solution

The fourth proportional to 40,378.44, 60,573.20 and 13,717.27 is: 20,577.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,378.44 : 60,573.20 = 13,717.27 : x
  2. Step 2: Convert to fraction form
    40,378.44/60,573.20 = 13,717.27/x
  3. Step 3: Cross multiply
    40,378.44x = 60,573.20 × 13,717.27
  4. Step 4: Simplify right side
    40,378.44x = 830,898,939.16
  5. Step 5: Solve for x
    x = 830,898,939.16/40,378.44
  6. Step 6: Final answer
    x = 20,577.79

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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.