Home / 36,312.28-50,102.13-21,196.36

Finding the Fourth Proportional to 36,312.28, 50,102.13 and 21,196.36

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Solution

The fourth proportional to 36,312.28, 50,102.13 and 21,196.36 is: 29,245.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,312.28 : 50,102.13 = 21,196.36 : x
  2. Step 2: Convert to fraction form
    36,312.28/50,102.13 = 21,196.36/x
  3. Step 3: Cross multiply
    36,312.28x = 50,102.13 × 21,196.36
  4. Step 4: Simplify right side
    36,312.28x = 1,061,982,784.25
  5. Step 5: Solve for x
    x = 1,061,982,784.25/36,312.28
  6. Step 6: Final answer
    x = 29,245.83

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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.