Home / 19,090.26-28,613.16-7,236.54

Finding the Fourth Proportional to 19,090.26, 28,613.16 and 7,236.54

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Solution

The fourth proportional to 19,090.26, 28,613.16 and 7,236.54 is: 10,846.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090.26 : 28,613.16 = 7,236.54 : x
  2. Step 2: Convert to fraction form
    19,090.26/28,613.16 = 7,236.54/x
  3. Step 3: Cross multiply
    19,090.26x = 28,613.16 × 7,236.54
  4. Step 4: Simplify right side
    19,090.26x = 207,060,276.87
  5. Step 5: Solve for x
    x = 207,060,276.87/19,090.26
  6. Step 6: Final answer
    x = 10,846.38

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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.