Home / 11,743.80-17,615.70-11,549.40

Finding the Fourth Proportional to 11,743.80, 17,615.70 and 11,549.40

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Solution

The fourth proportional to 11,743.80, 17,615.70 and 11,549.40 is: 17,324.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,743.80 : 17,615.70 = 11,549.40 : x
  2. Step 2: Convert to fraction form
    11,743.80/17,615.70 = 11,549.40/x
  3. Step 3: Cross multiply
    11,743.80x = 17,615.70 × 11,549.40
  4. Step 4: Simplify right side
    11,743.80x = 203,450,765.58
  5. Step 5: Solve for x
    x = 203,450,765.58/11,743.80
  6. Step 6: Final answer
    x = 17,324.10

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1.5x scale

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.