Home / 30,863.55-46,267.61-11,137.47

Finding the Fourth Proportional to 30,863.55, 46,267.61 and 11,137.47

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Solution

The fourth proportional to 30,863.55, 46,267.61 and 11,137.47 is: 16,696.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,863.55 : 46,267.61 = 11,137.47 : x
  2. Step 2: Convert to fraction form
    30,863.55/46,267.61 = 11,137.47/x
  3. Step 3: Cross multiply
    30,863.55x = 46,267.61 × 11,137.47
  4. Step 4: Simplify right side
    30,863.55x = 515,304,062.66
  5. Step 5: Solve for x
    x = 515,304,062.66/30,863.55
  6. Step 6: Final answer
    x = 16,696.20

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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.