Home / 37,771.44-52,133.40-21,856.56

Finding the Fourth Proportional to 37,771.44, 52,133.40 and 21,856.56

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Solution

The fourth proportional to 37,771.44, 52,133.40 and 21,856.56 is: 30,167.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,771.44 : 52,133.40 = 21,856.56 : x
  2. Step 2: Convert to fraction form
    37,771.44/52,133.40 = 21,856.56/x
  3. Step 3: Cross multiply
    37,771.44x = 52,133.40 × 21,856.56
  4. Step 4: Simplify right side
    37,771.44x = 1,139,456,785.10
  5. Step 5: Solve for x
    x = 1,139,456,785.10/37,771.44
  6. Step 6: Final answer
    x = 30,167.15

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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.