Home / 12,829.97-19,247.07-4,507.82

Finding the Fourth Proportional to 12,829.97, 19,247.07 and 4,507.82

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Solution

The fourth proportional to 12,829.97, 19,247.07 and 4,507.82 is: 6,762.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,829.97 : 19,247.07 = 4,507.82 : x
  2. Step 2: Convert to fraction form
    12,829.97/19,247.07 = 4,507.82/x
  3. Step 3: Cross multiply
    12,829.97x = 19,247.07 × 4,507.82
  4. Step 4: Simplify right side
    12,829.97x = 86,762,327.09
  5. Step 5: Solve for x
    x = 86,762,327.09/12,829.97
  6. Step 6: Final answer
    x = 6,762.47

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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.