Home / 14,228.35-21,336.60-4,866.47

Finding the Fourth Proportional to 14,228.35, 21,336.60 and 4,866.47

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Solution

The fourth proportional to 14,228.35, 21,336.60 and 4,866.47 is: 7,297.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.35 : 21,336.60 = 4,866.47 : x
  2. Step 2: Convert to fraction form
    14,228.35/21,336.60 = 4,866.47/x
  3. Step 3: Cross multiply
    14,228.35x = 21,336.60 × 4,866.47
  4. Step 4: Simplify right side
    14,228.35x = 103,833,923.80
  5. Step 5: Solve for x
    x = 103,833,923.80/14,228.35
  6. Step 6: Final answer
    x = 7,297.68

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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.