Home / 56,709.32-85,076.70-17,269.54

Finding the Fourth Proportional to 56,709.32, 85,076.70 and 17,269.54

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Solution

The fourth proportional to 56,709.32, 85,076.70 and 17,269.54 is: 25,908.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,709.32 : 85,076.70 = 17,269.54 : x
  2. Step 2: Convert to fraction form
    56,709.32/85,076.70 = 17,269.54/x
  3. Step 3: Cross multiply
    56,709.32x = 85,076.70 × 17,269.54
  4. Step 4: Simplify right side
    56,709.32x = 1,469,235,473.72
  5. Step 5: Solve for x
    x = 1,469,235,473.72/56,709.32
  6. Step 6: Final answer
    x = 25,908.18

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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.