Home / 51,020.51-76,536.34-17,310.86

Finding the Fourth Proportional to 51,020.51, 76,536.34 and 17,310.86

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Solution

The fourth proportional to 51,020.51, 76,536.34 and 17,310.86 is: 25,968.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,020.51 : 76,536.34 = 17,310.86 : x
  2. Step 2: Convert to fraction form
    51,020.51/76,536.34 = 17,310.86/x
  3. Step 3: Cross multiply
    51,020.51x = 76,536.34 × 17,310.86
  4. Step 4: Simplify right side
    51,020.51x = 1,324,909,866.65
  5. Step 5: Solve for x
    x = 1,324,909,866.65/51,020.51
  6. Step 6: Final answer
    x = 25,968.18

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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.