Home / 26,443.72-39,675.95-11,642.25

Finding the Fourth Proportional to 26,443.72, 39,675.95 and 11,642.25

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Solution

The fourth proportional to 26,443.72, 39,675.95 and 11,642.25 is: 17,467.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,443.72 : 39,675.95 = 11,642.25 : x
  2. Step 2: Convert to fraction form
    26,443.72/39,675.95 = 11,642.25/x
  3. Step 3: Cross multiply
    26,443.72x = 39,675.95 × 11,642.25
  4. Step 4: Simplify right side
    26,443.72x = 461,917,270.68
  5. Step 5: Solve for x
    x = 461,917,270.68/26,443.72
  6. Step 6: Final answer
    x = 17,467.94

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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.