Home / 47,163.11-70,655.53-27,871.30

Finding the Fourth Proportional to 47,163.11, 70,655.53 and 27,871.30

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Solution

The fourth proportional to 47,163.11, 70,655.53 and 27,871.30 is: 41,754.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,163.11 : 70,655.53 = 27,871.30 : x
  2. Step 2: Convert to fraction form
    47,163.11/70,655.53 = 27,871.30/x
  3. Step 3: Cross multiply
    47,163.11x = 70,655.53 × 27,871.30
  4. Step 4: Simplify right side
    47,163.11x = 1,969,261,473.29
  5. Step 5: Solve for x
    x = 1,969,261,473.29/47,163.11
  6. Step 6: Final answer
    x = 41,754.28

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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.