Home / 37,606-51,896.64-20,839.36

Finding the Fourth Proportional to 37,606, 51,896.64 and 20,839.36

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Solution

The fourth proportional to 37,606, 51,896.64 and 20,839.36 is: 28,758.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,606 : 51,896.64 = 20,839.36 : x
  2. Step 2: Convert to fraction form
    37,606/51,896.64 = 20,839.36/x
  3. Step 3: Cross multiply
    37,606x = 51,896.64 × 20,839.36
  4. Step 4: Simplify right side
    37,606x = 1,081,492,763.75
  5. Step 5: Solve for x
    x = 1,081,492,763.75/37,606
  6. Step 6: Final answer
    x = 28,758.52

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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.