Home / 14,310.56-19,757.76-11,664.28

Finding the Fourth Proportional to 14,310.56, 19,757.76 and 11,664.28

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Solution

The fourth proportional to 14,310.56, 19,757.76 and 11,664.28 is: 16,104.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,310.56 : 19,757.76 = 11,664.28 : x
  2. Step 2: Convert to fraction form
    14,310.56/19,757.76 = 11,664.28/x
  3. Step 3: Cross multiply
    14,310.56x = 19,757.76 × 11,664.28
  4. Step 4: Simplify right side
    14,310.56x = 230,460,044.81
  5. Step 5: Solve for x
    x = 230,460,044.81/14,310.56
  6. Step 6: Final answer
    x = 16,104.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.