Home / 36,852.43-50,857.72-20,939.58

Finding the Fourth Proportional to 36,852.43, 50,857.72 and 20,939.58

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Solution

The fourth proportional to 36,852.43, 50,857.72 and 20,939.58 is: 28,897.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,852.43 : 50,857.72 = 20,939.58 : x
  2. Step 2: Convert to fraction form
    36,852.43/50,857.72 = 20,939.58/x
  3. Step 3: Cross multiply
    36,852.43x = 50,857.72 × 20,939.58
  4. Step 4: Simplify right side
    36,852.43x = 1,064,939,296.56
  5. Step 5: Solve for x
    x = 1,064,939,296.56/36,852.43
  6. Step 6: Final answer
    x = 28,897.40

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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.