Home / 18,440.82-27,665.94-5,293.17

Finding the Fourth Proportional to 18,440.82, 27,665.94 and 5,293.17

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Solution

The fourth proportional to 18,440.82, 27,665.94 and 5,293.17 is: 7,941.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,440.82 : 27,665.94 = 5,293.17 : x
  2. Step 2: Convert to fraction form
    18,440.82/27,665.94 = 5,293.17/x
  3. Step 3: Cross multiply
    18,440.82x = 27,665.94 × 5,293.17
  4. Step 4: Simplify right side
    18,440.82x = 146,440,523.63
  5. Step 5: Solve for x
    x = 146,440,523.63/18,440.82
  6. Step 6: Final answer
    x = 7,941.11

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1.5x scale

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.