Home / 47,859.44-71,763.24-20,151.92

Finding the Fourth Proportional to 47,859.44, 71,763.24 and 20,151.92

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Solution

The fourth proportional to 47,859.44, 71,763.24 and 20,151.92 is: 30,216.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,859.44 : 71,763.24 = 20,151.92 : x
  2. Step 2: Convert to fraction form
    47,859.44/71,763.24 = 20,151.92/x
  3. Step 3: Cross multiply
    47,859.44x = 71,763.24 × 20,151.92
  4. Step 4: Simplify right side
    47,859.44x = 1,446,167,071.42
  5. Step 5: Solve for x
    x = 1,446,167,071.42/47,859.44
  6. Step 6: Final answer
    x = 30,216.97

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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.