Home / 56,680.89-84,996.73-17,228.78

Finding the Fourth Proportional to 56,680.89, 84,996.73 and 17,228.78

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Solution

The fourth proportional to 56,680.89, 84,996.73 and 17,228.78 is: 25,835.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,680.89 : 84,996.73 = 17,228.78 : x
  2. Step 2: Convert to fraction form
    56,680.89/84,996.73 = 17,228.78/x
  3. Step 3: Cross multiply
    56,680.89x = 84,996.73 × 17,228.78
  4. Step 4: Simplify right side
    56,680.89x = 1,464,389,613.90
  5. Step 5: Solve for x
    x = 1,464,389,613.90/56,680.89
  6. Step 6: Final answer
    x = 25,835.69

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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.