Home / 26,455.41-39,684.03-13,300.61

Finding the Fourth Proportional to 26,455.41, 39,684.03 and 13,300.61

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Solution

The fourth proportional to 26,455.41, 39,684.03 and 13,300.61 is: 19,951.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,455.41 : 39,684.03 = 13,300.61 : x
  2. Step 2: Convert to fraction form
    26,455.41/39,684.03 = 13,300.61/x
  3. Step 3: Cross multiply
    26,455.41x = 39,684.03 × 13,300.61
  4. Step 4: Simplify right side
    26,455.41x = 527,821,557.96
  5. Step 5: Solve for x
    x = 527,821,557.96/26,455.41
  6. Step 6: Final answer
    x = 19,951.37

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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.