Home / 14,076.84-21,073.19-8,513.36

Finding the Fourth Proportional to 14,076.84, 21,073.19 and 8,513.36

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Solution

The fourth proportional to 14,076.84, 21,073.19 and 8,513.36 is: 12,744.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076.84 : 21,073.19 = 8,513.36 : x
  2. Step 2: Convert to fraction form
    14,076.84/21,073.19 = 8,513.36/x
  3. Step 3: Cross multiply
    14,076.84x = 21,073.19 × 8,513.36
  4. Step 4: Simplify right side
    14,076.84x = 179,403,504.89
  5. Step 5: Solve for x
    x = 179,403,504.89/14,076.84
  6. Step 6: Final answer
    x = 12,744.59

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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.