Home / 37,511.10-51,763.23-20,511.96

Finding the Fourth Proportional to 37,511.10, 51,763.23 and 20,511.96

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Solution

The fourth proportional to 37,511.10, 51,763.23 and 20,511.96 is: 28,305.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,511.10 : 51,763.23 = 20,511.96 : x
  2. Step 2: Convert to fraction form
    37,511.10/51,763.23 = 20,511.96/x
  3. Step 3: Cross multiply
    37,511.10x = 51,763.23 × 20,511.96
  4. Step 4: Simplify right side
    37,511.10x = 1,061,765,303.23
  5. Step 5: Solve for x
    x = 1,061,765,303.23/37,511.10
  6. Step 6: Final answer
    x = 28,305.36

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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.