Home / 16,852.88-25,259.64-12,679.48

Finding the Fourth Proportional to 16,852.88, 25,259.64 and 12,679.48

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Solution

The fourth proportional to 16,852.88, 25,259.64 and 12,679.48 is: 19,004.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,852.88 : 25,259.64 = 12,679.48 : x
  2. Step 2: Convert to fraction form
    16,852.88/25,259.64 = 12,679.48/x
  3. Step 3: Cross multiply
    16,852.88x = 25,259.64 × 12,679.48
  4. Step 4: Simplify right side
    16,852.88x = 320,279,100.19
  5. Step 5: Solve for x
    x = 320,279,100.19/16,852.88
  6. Step 6: Final answer
    x = 19,004.41

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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.