Home / 26,676.40-40,020.24-9,141.52

Finding the Fourth Proportional to 26,676.40, 40,020.24 and 9,141.52

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Solution

The fourth proportional to 26,676.40, 40,020.24 and 9,141.52 is: 13,714.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,676.40 : 40,020.24 = 9,141.52 : x
  2. Step 2: Convert to fraction form
    26,676.40/40,020.24 = 9,141.52/x
  3. Step 3: Cross multiply
    26,676.40x = 40,020.24 × 9,141.52
  4. Step 4: Simplify right side
    26,676.40x = 365,845,824.36
  5. Step 5: Solve for x
    x = 365,845,824.36/26,676.40
  6. Step 6: Final answer
    x = 13,714.21

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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.