Home / 20,063.44-30,126.36-19,176.12

Finding the Fourth Proportional to 20,063.44, 30,126.36 and 19,176.12

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Solution

The fourth proportional to 20,063.44, 30,126.36 and 19,176.12 is: 28,794.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063.44 : 30,126.36 = 19,176.12 : x
  2. Step 2: Convert to fraction form
    20,063.44/30,126.36 = 19,176.12/x
  3. Step 3: Cross multiply
    20,063.44x = 30,126.36 × 19,176.12
  4. Step 4: Simplify right side
    20,063.44x = 577,706,694.52
  5. Step 5: Solve for x
    x = 577,706,694.52/20,063.44
  6. Step 6: Final answer
    x = 28,794.00

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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.