Home / 51,276.16-76,948.56-17,996.38

Finding the Fourth Proportional to 51,276.16, 76,948.56 and 17,996.38

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Solution

The fourth proportional to 51,276.16, 76,948.56 and 17,996.38 is: 27,006.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,276.16 : 76,948.56 = 17,996.38 : x
  2. Step 2: Convert to fraction form
    51,276.16/76,948.56 = 17,996.38/x
  3. Step 3: Cross multiply
    51,276.16x = 76,948.56 × 17,996.38
  4. Step 4: Simplify right side
    51,276.16x = 1,384,795,526.21
  5. Step 5: Solve for x
    x = 1,384,795,526.21/51,276.16
  6. Step 6: Final answer
    x = 27,006.62

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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.