Home / 14,020.70-21,031.59-3,632.18

Finding the Fourth Proportional to 14,020.70, 21,031.59 and 3,632.18

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Solution

The fourth proportional to 14,020.70, 21,031.59 and 3,632.18 is: 5,448.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.70 : 21,031.59 = 3,632.18 : x
  2. Step 2: Convert to fraction form
    14,020.70/21,031.59 = 3,632.18/x
  3. Step 3: Cross multiply
    14,020.70x = 21,031.59 × 3,632.18
  4. Step 4: Simplify right side
    14,020.70x = 76,390,520.57
  5. Step 5: Solve for x
    x = 76,390,520.57/14,020.70
  6. Step 6: Final answer
    x = 5,448.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.