Home / 37,263.25-51,408.11-21,127.16

Finding the Fourth Proportional to 37,263.25, 51,408.11 and 21,127.16

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Solution

The fourth proportional to 37,263.25, 51,408.11 and 21,127.16 is: 29,146.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,263.25 : 51,408.11 = 21,127.16 : x
  2. Step 2: Convert to fraction form
    37,263.25/51,408.11 = 21,127.16/x
  3. Step 3: Cross multiply
    37,263.25x = 51,408.11 × 21,127.16
  4. Step 4: Simplify right side
    37,263.25x = 1,086,107,546.61
  5. Step 5: Solve for x
    x = 1,086,107,546.61/37,263.25
  6. Step 6: Final answer
    x = 29,146.88

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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.