Home / 35,163.56-52,753.24-11,789.40

Finding the Fourth Proportional to 35,163.56, 52,753.24 and 11,789.40

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Solution

The fourth proportional to 35,163.56, 52,753.24 and 11,789.40 is: 17,686.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,163.56 : 52,753.24 = 11,789.40 : x
  2. Step 2: Convert to fraction form
    35,163.56/52,753.24 = 11,789.40/x
  3. Step 3: Cross multiply
    35,163.56x = 52,753.24 × 11,789.40
  4. Step 4: Simplify right side
    35,163.56x = 621,929,047.66
  5. Step 5: Solve for x
    x = 621,929,047.66/35,163.56
  6. Step 6: Final answer
    x = 17,686.75

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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.