Home / 36,126.24-49,856.20-20,212.16

Finding the Fourth Proportional to 36,126.24, 49,856.20 and 20,212.16

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Solution

The fourth proportional to 36,126.24, 49,856.20 and 20,212.16 is: 27,893.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,126.24 : 49,856.20 = 20,212.16 : x
  2. Step 2: Convert to fraction form
    36,126.24/49,856.20 = 20,212.16/x
  3. Step 3: Cross multiply
    36,126.24x = 49,856.20 × 20,212.16
  4. Step 4: Simplify right side
    36,126.24x = 1,007,701,491.39
  5. Step 5: Solve for x
    x = 1,007,701,491.39/36,126.24
  6. Step 6: Final answer
    x = 27,893.89

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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.