Home / 16,025.57-21,997.57-14,217.65

Finding the Fourth Proportional to 16,025.57, 21,997.57 and 14,217.65

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Solution

The fourth proportional to 16,025.57, 21,997.57 and 14,217.65 is: 19,515.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,025.57 : 21,997.57 = 14,217.65 : x
  2. Step 2: Convert to fraction form
    16,025.57/21,997.57 = 14,217.65/x
  3. Step 3: Cross multiply
    16,025.57x = 21,997.57 × 14,217.65
  4. Step 4: Simplify right side
    16,025.57x = 312,753,658.89
  5. Step 5: Solve for x
    x = 312,753,658.89/16,025.57
  6. Step 6: Final answer
    x = 19,515.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.