Home / 14,310.03-19,689.79-11,748.35

Finding the Fourth Proportional to 14,310.03, 19,689.79 and 11,748.35

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Solution

The fourth proportional to 14,310.03, 19,689.79 and 11,748.35 is: 16,165.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,310.03 : 19,689.79 = 11,748.35 : x
  2. Step 2: Convert to fraction form
    14,310.03/19,689.79 = 11,748.35/x
  3. Step 3: Cross multiply
    14,310.03x = 19,689.79 × 11,748.35
  4. Step 4: Simplify right side
    14,310.03x = 231,322,656.34
  5. Step 5: Solve for x
    x = 231,322,656.34/14,310.03
  6. Step 6: Final answer
    x = 16,165.07

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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.