Home / 49,334.44-74,021.12-21,613

Finding the Fourth Proportional to 49,334.44, 74,021.12 and 21,613

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Solution

The fourth proportional to 49,334.44, 74,021.12 and 21,613 is: 32,428.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,334.44 : 74,021.12 = 21,613 : x
  2. Step 2: Convert to fraction form
    49,334.44/74,021.12 = 21,613/x
  3. Step 3: Cross multiply
    49,334.44x = 74,021.12 × 21,613
  4. Step 4: Simplify right side
    49,334.44x = 1,599,818,466.56
  5. Step 5: Solve for x
    x = 1,599,818,466.56/49,334.44
  6. Step 6: Final answer
    x = 32,428.03

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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.