Home / 45,996.22-69,021.09-19,340.28

Finding the Fourth Proportional to 45,996.22, 69,021.09 and 19,340.28

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Solution

The fourth proportional to 45,996.22, 69,021.09 and 19,340.28 is: 29,021.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,996.22 : 69,021.09 = 19,340.28 : x
  2. Step 2: Convert to fraction form
    45,996.22/69,021.09 = 19,340.28/x
  3. Step 3: Cross multiply
    45,996.22x = 69,021.09 × 19,340.28
  4. Step 4: Simplify right side
    45,996.22x = 1,334,886,934.79
  5. Step 5: Solve for x
    x = 1,334,886,934.79/45,996.22
  6. Step 6: Final answer
    x = 29,021.67

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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.