Home / 17,430.14-26,123.78-8,057.48

Finding the Fourth Proportional to 17,430.14, 26,123.78 and 8,057.48

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Solution

The fourth proportional to 17,430.14, 26,123.78 and 8,057.48 is: 12,076.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,430.14 : 26,123.78 = 8,057.48 : x
  2. Step 2: Convert to fraction form
    17,430.14/26,123.78 = 8,057.48/x
  3. Step 3: Cross multiply
    17,430.14x = 26,123.78 × 8,057.48
  4. Step 4: Simplify right side
    17,430.14x = 210,491,834.87
  5. Step 5: Solve for x
    x = 210,491,834.87/17,430.14
  6. Step 6: Final answer
    x = 12,076.31

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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.