Home / 33,020.70-49,437.45-25,638.30

Finding the Fourth Proportional to 33,020.70, 49,437.45 and 25,638.30

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Solution

The fourth proportional to 33,020.70, 49,437.45 and 25,638.30 is: 38,384.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,020.70 : 49,437.45 = 25,638.30 : x
  2. Step 2: Convert to fraction form
    33,020.70/49,437.45 = 25,638.30/x
  3. Step 3: Cross multiply
    33,020.70x = 49,437.45 × 25,638.30
  4. Step 4: Simplify right side
    33,020.70x = 1,267,492,174.34
  5. Step 5: Solve for x
    x = 1,267,492,174.34/33,020.70
  6. Step 6: Final answer
    x = 38,384.78

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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.