Home / 36,038.70-49,733.30-20,126.92

Finding the Fourth Proportional to 36,038.70, 49,733.30 and 20,126.92

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Solution

The fourth proportional to 36,038.70, 49,733.30 and 20,126.92 is: 27,775.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,038.70 : 49,733.30 = 20,126.92 : x
  2. Step 2: Convert to fraction form
    36,038.70/49,733.30 = 20,126.92/x
  3. Step 3: Cross multiply
    36,038.70x = 49,733.30 × 20,126.92
  4. Step 4: Simplify right side
    36,038.70x = 1,000,978,150.44
  5. Step 5: Solve for x
    x = 1,000,978,150.44/36,038.70
  6. Step 6: Final answer
    x = 27,775.09

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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.