Home / 14,331.78-21,474.99-11,052.90

Finding the Fourth Proportional to 14,331.78, 21,474.99 and 11,052.90

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Solution

The fourth proportional to 14,331.78, 21,474.99 and 11,052.90 is: 16,561.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,331.78 : 21,474.99 = 11,052.90 : x
  2. Step 2: Convert to fraction form
    14,331.78/21,474.99 = 11,052.90/x
  3. Step 3: Cross multiply
    14,331.78x = 21,474.99 × 11,052.90
  4. Step 4: Simplify right side
    14,331.78x = 237,360,916.97
  5. Step 5: Solve for x
    x = 237,360,916.97/14,331.78
  6. Step 6: Final answer
    x = 16,561.86

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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.