Home / 50,982.26-76,484.32-21,383.03

Finding the Fourth Proportional to 50,982.26, 76,484.32 and 21,383.03

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Solution

The fourth proportional to 50,982.26, 76,484.32 and 21,383.03 is: 32,079.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,982.26 : 76,484.32 = 21,383.03 : x
  2. Step 2: Convert to fraction form
    50,982.26/76,484.32 = 21,383.03/x
  3. Step 3: Cross multiply
    50,982.26x = 76,484.32 × 21,383.03
  4. Step 4: Simplify right side
    50,982.26x = 1,635,466,402.17
  5. Step 5: Solve for x
    x = 1,635,466,402.17/50,982.26
  6. Step 6: Final answer
    x = 32,079.13

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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.