Home / 31,304.26-46,959.30-11,318.76

Finding the Fourth Proportional to 31,304.26, 46,959.30 and 11,318.76

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Solution

The fourth proportional to 31,304.26, 46,959.30 and 11,318.76 is: 16,979.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,304.26 : 46,959.30 = 11,318.76 : x
  2. Step 2: Convert to fraction form
    31,304.26/46,959.30 = 11,318.76/x
  3. Step 3: Cross multiply
    31,304.26x = 46,959.30 × 11,318.76
  4. Step 4: Simplify right side
    31,304.26x = 531,521,046.47
  5. Step 5: Solve for x
    x = 531,521,046.47/31,304.26
  6. Step 6: Final answer
    x = 16,979.19

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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.