Home / 26,447.48-39,672.54-8,676.56

Finding the Fourth Proportional to 26,447.48, 39,672.54 and 8,676.56

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Solution

The fourth proportional to 26,447.48, 39,672.54 and 8,676.56 is: 13,015.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,447.48 : 39,672.54 = 8,676.56 : x
  2. Step 2: Convert to fraction form
    26,447.48/39,672.54 = 8,676.56/x
  3. Step 3: Cross multiply
    26,447.48x = 39,672.54 × 8,676.56
  4. Step 4: Simplify right side
    26,447.48x = 344,221,272.84
  5. Step 5: Solve for x
    x = 344,221,272.84/26,447.48
  6. Step 6: Final answer
    x = 13,015.28

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1.5x scale

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.