Home / 12,328.43-18,492.62-3,563.33

Finding the Fourth Proportional to 12,328.43, 18,492.62 and 3,563.33

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Solution

The fourth proportional to 12,328.43, 18,492.62 and 3,563.33 is: 5,344.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,328.43 : 18,492.62 = 3,563.33 : x
  2. Step 2: Convert to fraction form
    12,328.43/18,492.62 = 3,563.33/x
  3. Step 3: Cross multiply
    12,328.43x = 18,492.62 × 3,563.33
  4. Step 4: Simplify right side
    12,328.43x = 65,895,197.34
  5. Step 5: Solve for x
    x = 65,895,197.34/12,328.43
  6. Step 6: Final answer
    x = 5,344.98

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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.