Home / 26,566.68-39,822.69-11,782.56

Finding the Fourth Proportional to 26,566.68, 39,822.69 and 11,782.56

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Solution

The fourth proportional to 26,566.68, 39,822.69 and 11,782.56 is: 17,661.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,566.68 : 39,822.69 = 11,782.56 : x
  2. Step 2: Convert to fraction form
    26,566.68/39,822.69 = 11,782.56/x
  3. Step 3: Cross multiply
    26,566.68x = 39,822.69 × 11,782.56
  4. Step 4: Simplify right side
    26,566.68x = 469,213,234.29
  5. Step 5: Solve for x
    x = 469,213,234.29/26,566.68
  6. Step 6: Final answer
    x = 17,661.72

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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.