Home / 30,976.36-46,470.14-11,282.56

Finding the Fourth Proportional to 30,976.36, 46,470.14 and 11,282.56

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Solution

The fourth proportional to 30,976.36, 46,470.14 and 11,282.56 is: 16,925.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,976.36 : 46,470.14 = 11,282.56 : x
  2. Step 2: Convert to fraction form
    30,976.36/46,470.14 = 11,282.56/x
  3. Step 3: Cross multiply
    30,976.36x = 46,470.14 × 11,282.56
  4. Step 4: Simplify right side
    30,976.36x = 524,302,142.76
  5. Step 5: Solve for x
    x = 524,302,142.76/30,976.36
  6. Step 6: Final answer
    x = 16,925.88

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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.