Home / 13,968.83-19,304.64-11,446.97

Finding the Fourth Proportional to 13,968.83, 19,304.64 and 11,446.97

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Solution

The fourth proportional to 13,968.83, 19,304.64 and 11,446.97 is: 15,819.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,968.83 : 19,304.64 = 11,446.97 : x
  2. Step 2: Convert to fraction form
    13,968.83/19,304.64 = 11,446.97/x
  3. Step 3: Cross multiply
    13,968.83x = 19,304.64 × 11,446.97
  4. Step 4: Simplify right side
    13,968.83x = 220,979,538.42
  5. Step 5: Solve for x
    x = 220,979,538.42/13,968.83
  6. Step 6: Final answer
    x = 15,819.47

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1.5x scale

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.