Home / 22,769.44-31,421.97-12,698.52

Finding the Fourth Proportional to 22,769.44, 31,421.97 and 12,698.52

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Solution

The fourth proportional to 22,769.44, 31,421.97 and 12,698.52 is: 17,524.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,769.44 : 31,421.97 = 12,698.52 : x
  2. Step 2: Convert to fraction form
    22,769.44/31,421.97 = 12,698.52/x
  3. Step 3: Cross multiply
    22,769.44x = 31,421.97 × 12,698.52
  4. Step 4: Simplify right side
    22,769.44x = 399,012,450.99
  5. Step 5: Solve for x
    x = 399,012,450.99/22,769.44
  6. Step 6: Final answer
    x = 17,524.03

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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.