Home / 26,676.98-36,817.79-15,346.19

Finding the Fourth Proportional to 26,676.98, 36,817.79 and 15,346.19

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Solution

The fourth proportional to 26,676.98, 36,817.79 and 15,346.19 is: 21,179.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,676.98 : 36,817.79 = 15,346.19 : x
  2. Step 2: Convert to fraction form
    26,676.98/36,817.79 = 15,346.19/x
  3. Step 3: Cross multiply
    26,676.98x = 36,817.79 × 15,346.19
  4. Step 4: Simplify right side
    26,676.98x = 565,012,539.90
  5. Step 5: Solve for x
    x = 565,012,539.90/26,676.98
  6. Step 6: Final answer
    x = 21,179.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.