Home / 26,447.63-39,675.15-7,729.04

Finding the Fourth Proportional to 26,447.63, 39,675.15 and 7,729.04

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Solution

The fourth proportional to 26,447.63, 39,675.15 and 7,729.04 is: 11,594.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,447.63 : 39,675.15 = 7,729.04 : x
  2. Step 2: Convert to fraction form
    26,447.63/39,675.15 = 7,729.04/x
  3. Step 3: Cross multiply
    26,447.63x = 39,675.15 × 7,729.04
  4. Step 4: Simplify right side
    26,447.63x = 306,650,584.34
  5. Step 5: Solve for x
    x = 306,650,584.34/26,447.63
  6. Step 6: Final answer
    x = 11,594.63

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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.