Home / 30,659.27-45,963.83-15,872.41

Finding the Fourth Proportional to 30,659.27, 45,963.83 and 15,872.41

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Solution

The fourth proportional to 30,659.27, 45,963.83 and 15,872.41 is: 23,795.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,659.27 : 45,963.83 = 15,872.41 : x
  2. Step 2: Convert to fraction form
    30,659.27/45,963.83 = 15,872.41/x
  3. Step 3: Cross multiply
    30,659.27x = 45,963.83 × 15,872.41
  4. Step 4: Simplify right side
    30,659.27x = 729,556,754.93
  5. Step 5: Solve for x
    x = 729,556,754.93/30,659.27
  6. Step 6: Final answer
    x = 23,795.63

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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.