Home / 38,094.32-57,163.08-20,563.76

Finding the Fourth Proportional to 38,094.32, 57,163.08 and 20,563.76

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Solution

The fourth proportional to 38,094.32, 57,163.08 and 20,563.76 is: 30,857.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,094.32 : 57,163.08 = 20,563.76 : x
  2. Step 2: Convert to fraction form
    38,094.32/57,163.08 = 20,563.76/x
  3. Step 3: Cross multiply
    38,094.32x = 57,163.08 × 20,563.76
  4. Step 4: Simplify right side
    38,094.32x = 1,175,487,857.98
  5. Step 5: Solve for x
    x = 1,175,487,857.98/38,094.32
  6. Step 6: Final answer
    x = 30,857.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.