Home / 27,982.84-38,619.66-16,500.35

Finding the Fourth Proportional to 27,982.84, 38,619.66 and 16,500.35

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Solution

The fourth proportional to 27,982.84, 38,619.66 and 16,500.35 is: 22,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,982.84 : 38,619.66 = 16,500.35 : x
  2. Step 2: Convert to fraction form
    27,982.84/38,619.66 = 16,500.35/x
  3. Step 3: Cross multiply
    27,982.84x = 38,619.66 × 16,500.35
  4. Step 4: Simplify right side
    27,982.84x = 637,237,906.88
  5. Step 5: Solve for x
    x = 637,237,906.88/27,982.84
  6. Step 6: Final answer
    x = 22,772.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.