Home / 16,492.70-22,759.62-9,418.16

Finding the Fourth Proportional to 16,492.70, 22,759.62 and 9,418.16

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Solution

The fourth proportional to 16,492.70, 22,759.62 and 9,418.16 is: 12,996.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,492.70 : 22,759.62 = 9,418.16 : x
  2. Step 2: Convert to fraction form
    16,492.70/22,759.62 = 9,418.16/x
  3. Step 3: Cross multiply
    16,492.70x = 22,759.62 × 9,418.16
  4. Step 4: Simplify right side
    16,492.70x = 214,353,628.90
  5. Step 5: Solve for x
    x = 214,353,628.90/16,492.70
  6. Step 6: Final answer
    x = 12,996.88

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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.