Home / 10,743.26-16,118.39-9,006.42

Finding the Fourth Proportional to 10,743.26, 16,118.39 and 9,006.42

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Solution

The fourth proportional to 10,743.26, 16,118.39 and 9,006.42 is: 13,512.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,743.26 : 16,118.39 = 9,006.42 : x
  2. Step 2: Convert to fraction form
    10,743.26/16,118.39 = 9,006.42/x
  3. Step 3: Cross multiply
    10,743.26x = 16,118.39 × 9,006.42
  4. Step 4: Simplify right side
    10,743.26x = 145,168,945.03
  5. Step 5: Solve for x
    x = 145,168,945.03/10,743.26
  6. Step 6: Final answer
    x = 13,512.57

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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.