Home / 26,156.64-39,212.84-11,354.36

Finding the Fourth Proportional to 26,156.64, 39,212.84 and 11,354.36

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Solution

The fourth proportional to 26,156.64, 39,212.84 and 11,354.36 is: 17,021.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,156.64 : 39,212.84 = 11,354.36 : x
  2. Step 2: Convert to fraction form
    26,156.64/39,212.84 = 11,354.36/x
  3. Step 3: Cross multiply
    26,156.64x = 39,212.84 × 11,354.36
  4. Step 4: Simplify right side
    26,156.64x = 445,236,701.98
  5. Step 5: Solve for x
    x = 445,236,701.98/26,156.64
  6. Step 6: Final answer
    x = 17,021.94

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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.