Home / 26,610.96-39,921.12-11,039.52

Finding the Fourth Proportional to 26,610.96, 39,921.12 and 11,039.52

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Solution

The fourth proportional to 26,610.96, 39,921.12 and 11,039.52 is: 16,561.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,610.96 : 39,921.12 = 11,039.52 : x
  2. Step 2: Convert to fraction form
    26,610.96/39,921.12 = 11,039.52/x
  3. Step 3: Cross multiply
    26,610.96x = 39,921.12 × 11,039.52
  4. Step 4: Simplify right side
    26,610.96x = 440,710,002.66
  5. Step 5: Solve for x
    x = 440,710,002.66/26,610.96
  6. Step 6: Final answer
    x = 16,561.22

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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.