Home / 26,603.30-39,914.51-11,399.49

Finding the Fourth Proportional to 26,603.30, 39,914.51 and 11,399.49

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Solution

The fourth proportional to 26,603.30, 39,914.51 and 11,399.49 is: 17,103.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,603.30 : 39,914.51 = 11,399.49 : x
  2. Step 2: Convert to fraction form
    26,603.30/39,914.51 = 11,399.49/x
  3. Step 3: Cross multiply
    26,603.30x = 39,914.51 × 11,399.49
  4. Step 4: Simplify right side
    26,603.30x = 455,005,000.60
  5. Step 5: Solve for x
    x = 455,005,000.60/26,603.30
  6. Step 6: Final answer
    x = 17,103.33

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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.