Home / 26,941.82-40,409.48-7,221.96

Finding the Fourth Proportional to 26,941.82, 40,409.48 and 7,221.96

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Solution

The fourth proportional to 26,941.82, 40,409.48 and 7,221.96 is: 10,832.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,941.82 : 40,409.48 = 7,221.96 : x
  2. Step 2: Convert to fraction form
    26,941.82/40,409.48 = 7,221.96/x
  3. Step 3: Cross multiply
    26,941.82x = 40,409.48 × 7,221.96
  4. Step 4: Simplify right side
    26,941.82x = 291,835,666.24
  5. Step 5: Solve for x
    x = 291,835,666.24/26,941.82
  6. Step 6: Final answer
    x = 10,832.07

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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.