Home / 13,007.14-17,912.04-11,304.88

Finding the Fourth Proportional to 13,007.14, 17,912.04 and 11,304.88

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Solution

The fourth proportional to 13,007.14, 17,912.04 and 11,304.88 is: 15,567.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,007.14 : 17,912.04 = 11,304.88 : x
  2. Step 2: Convert to fraction form
    13,007.14/17,912.04 = 11,304.88/x
  3. Step 3: Cross multiply
    13,007.14x = 17,912.04 × 11,304.88
  4. Step 4: Simplify right side
    13,007.14x = 202,493,462.76
  5. Step 5: Solve for x
    x = 202,493,462.76/13,007.14
  6. Step 6: Final answer
    x = 15,567.87

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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.