Home / 37,572.08-51,847.40-20,804

Finding the Fourth Proportional to 37,572.08, 51,847.40 and 20,804

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Solution

The fourth proportional to 37,572.08, 51,847.40 and 20,804 is: 28,708.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,572.08 : 51,847.40 = 20,804 : x
  2. Step 2: Convert to fraction form
    37,572.08/51,847.40 = 20,804/x
  3. Step 3: Cross multiply
    37,572.08x = 51,847.40 × 20,804
  4. Step 4: Simplify right side
    37,572.08x = 1,078,633,309.60
  5. Step 5: Solve for x
    x = 1,078,633,309.60/37,572.08
  6. Step 6: Final answer
    x = 28,708.37

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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.