Home / 16,653.96-22,999.68-14,405.04

Finding the Fourth Proportional to 16,653.96, 22,999.68 and 14,405.04

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Solution

The fourth proportional to 16,653.96, 22,999.68 and 14,405.04 is: 19,893.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,653.96 : 22,999.68 = 14,405.04 : x
  2. Step 2: Convert to fraction form
    16,653.96/22,999.68 = 14,405.04/x
  3. Step 3: Cross multiply
    16,653.96x = 22,999.68 × 14,405.04
  4. Step 4: Simplify right side
    16,653.96x = 331,311,310.39
  5. Step 5: Solve for x
    x = 331,311,310.39/16,653.96
  6. Step 6: Final answer
    x = 19,893.85

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1.5x scale

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.