Home / 17,640.50-24,343.62-10,087.54

Finding the Fourth Proportional to 17,640.50, 24,343.62 and 10,087.54

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Solution

The fourth proportional to 17,640.50, 24,343.62 and 10,087.54 is: 13,920.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640.50 : 24,343.62 = 10,087.54 : x
  2. Step 2: Convert to fraction form
    17,640.50/24,343.62 = 10,087.54/x
  3. Step 3: Cross multiply
    17,640.50x = 24,343.62 × 10,087.54
  4. Step 4: Simplify right side
    17,640.50x = 245,567,145.35
  5. Step 5: Solve for x
    x = 245,567,145.35/17,640.50
  6. Step 6: Final answer
    x = 13,920.64

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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.