Home / 17,516.66-26,260.30-7,648.43

Finding the Fourth Proportional to 17,516.66, 26,260.30 and 7,648.43

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Solution

The fourth proportional to 17,516.66, 26,260.30 and 7,648.43 is: 11,466.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,516.66 : 26,260.30 = 7,648.43 : x
  2. Step 2: Convert to fraction form
    17,516.66/26,260.30 = 7,648.43/x
  3. Step 3: Cross multiply
    17,516.66x = 26,260.30 × 7,648.43
  4. Step 4: Simplify right side
    17,516.66x = 200,849,944.59
  5. Step 5: Solve for x
    x = 200,849,944.59/17,516.66
  6. Step 6: Final answer
    x = 11,466.23

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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.