Home / 15,344.24-23,019.60-11,436.80

Finding the Fourth Proportional to 15,344.24, 23,019.60 and 11,436.80

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Solution

The fourth proportional to 15,344.24, 23,019.60 and 11,436.80 is: 17,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,344.24 : 23,019.60 = 11,436.80 : x
  2. Step 2: Convert to fraction form
    15,344.24/23,019.60 = 11,436.80/x
  3. Step 3: Cross multiply
    15,344.24x = 23,019.60 × 11,436.80
  4. Step 4: Simplify right side
    15,344.24x = 263,270,561.28
  5. Step 5: Solve for x
    x = 263,270,561.28/15,344.24
  6. Step 6: Final answer
    x = 17,157.61

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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.