Home / 37,901.98-52,301.79-20,906.86

Finding the Fourth Proportional to 37,901.98, 52,301.79 and 20,906.86

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Solution

The fourth proportional to 37,901.98, 52,301.79 and 20,906.86 is: 28,849.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,901.98 : 52,301.79 = 20,906.86 : x
  2. Step 2: Convert to fraction form
    37,901.98/52,301.79 = 20,906.86/x
  3. Step 3: Cross multiply
    37,901.98x = 52,301.79 × 20,906.86
  4. Step 4: Simplify right side
    37,901.98x = 1,093,466,201.28
  5. Step 5: Solve for x
    x = 1,093,466,201.28/37,901.98
  6. Step 6: Final answer
    x = 28,849.84

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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.