Home / 12,823.23-19,243.44-4,503.28

Finding the Fourth Proportional to 12,823.23, 19,243.44 and 4,503.28

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Solution

The fourth proportional to 12,823.23, 19,243.44 and 4,503.28 is: 6,757.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823.23 : 19,243.44 = 4,503.28 : x
  2. Step 2: Convert to fraction form
    12,823.23/19,243.44 = 4,503.28/x
  3. Step 3: Cross multiply
    12,823.23x = 19,243.44 × 4,503.28
  4. Step 4: Simplify right side
    12,823.23x = 86,658,479.75
  5. Step 5: Solve for x
    x = 86,658,479.75/12,823.23
  6. Step 6: Final answer
    x = 6,757.93

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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.