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Finding the Fourth Proportional to 37,489.82, 51,734.37 and 22,186.28

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Solution

The fourth proportional to 37,489.82, 51,734.37 and 22,186.28 is: 30,616.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,489.82 : 51,734.37 = 22,186.28 : x
  2. Step 2: Convert to fraction form
    37,489.82/51,734.37 = 22,186.28/x
  3. Step 3: Cross multiply
    37,489.82x = 51,734.37 × 22,186.28
  4. Step 4: Simplify right side
    37,489.82x = 1,147,793,430.98
  5. Step 5: Solve for x
    x = 1,147,793,430.98/37,489.82
  6. Step 6: Final answer
    x = 30,616.14

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1.5x scale

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.