Home / 12,527.38-18,791.66-6,976.56

Finding the Fourth Proportional to 12,527.38, 18,791.66 and 6,976.56

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Solution

The fourth proportional to 12,527.38, 18,791.66 and 6,976.56 is: 10,465.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,527.38 : 18,791.66 = 6,976.56 : x
  2. Step 2: Convert to fraction form
    12,527.38/18,791.66 = 6,976.56/x
  3. Step 3: Cross multiply
    12,527.38x = 18,791.66 × 6,976.56
  4. Step 4: Simplify right side
    12,527.38x = 131,101,143.49
  5. Step 5: Solve for x
    x = 131,101,143.49/12,527.38
  6. Step 6: Final answer
    x = 10,465.17

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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.