Home / 16,687.62-25,037.10-14,369.40

Finding the Fourth Proportional to 16,687.62, 25,037.10 and 14,369.40

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Solution

The fourth proportional to 16,687.62, 25,037.10 and 14,369.40 is: 21,558.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,687.62 : 25,037.10 = 14,369.40 : x
  2. Step 2: Convert to fraction form
    16,687.62/25,037.10 = 14,369.40/x
  3. Step 3: Cross multiply
    16,687.62x = 25,037.10 × 14,369.40
  4. Step 4: Simplify right side
    16,687.62x = 359,768,104.74
  5. Step 5: Solve for x
    x = 359,768,104.74/16,687.62
  6. Step 6: Final answer
    x = 21,558.98

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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.