Home / 37,871.63-52,263.05-21,734.60

Finding the Fourth Proportional to 37,871.63, 52,263.05 and 21,734.60

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Solution

The fourth proportional to 37,871.63, 52,263.05 and 21,734.60 is: 29,993.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,871.63 : 52,263.05 = 21,734.60 : x
  2. Step 2: Convert to fraction form
    37,871.63/52,263.05 = 21,734.60/x
  3. Step 3: Cross multiply
    37,871.63x = 52,263.05 × 21,734.60
  4. Step 4: Simplify right side
    37,871.63x = 1,135,916,486.53
  5. Step 5: Solve for x
    x = 1,135,916,486.53/37,871.63
  6. Step 6: Final answer
    x = 29,993.86

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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.