Home / 14,550.88-21,829.44-4,690.72

Finding the Fourth Proportional to 14,550.88, 21,829.44 and 4,690.72

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Solution

The fourth proportional to 14,550.88, 21,829.44 and 4,690.72 is: 7,037.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,550.88 : 21,829.44 = 4,690.72 : x
  2. Step 2: Convert to fraction form
    14,550.88/21,829.44 = 4,690.72/x
  3. Step 3: Cross multiply
    14,550.88x = 21,829.44 × 4,690.72
  4. Step 4: Simplify right side
    14,550.88x = 102,395,790.80
  5. Step 5: Solve for x
    x = 102,395,790.80/14,550.88
  6. Step 6: Final answer
    x = 7,037.09

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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.