Home / 56,872.14-85,324.60-17,435.06

Finding the Fourth Proportional to 56,872.14, 85,324.60 and 17,435.06

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Solution

The fourth proportional to 56,872.14, 85,324.60 and 17,435.06 is: 26,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,872.14 : 85,324.60 = 17,435.06 : x
  2. Step 2: Convert to fraction form
    56,872.14/85,324.60 = 17,435.06/x
  3. Step 3: Cross multiply
    56,872.14x = 85,324.60 × 17,435.06
  4. Step 4: Simplify right side
    56,872.14x = 1,487,639,520.48
  5. Step 5: Solve for x
    x = 1,487,639,520.48/56,872.14
  6. Step 6: Final answer
    x = 26,157.61

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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.