Home / 30,857.92-46,291.74-11,141.32

Finding the Fourth Proportional to 30,857.92, 46,291.74 and 11,141.32

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Solution

The fourth proportional to 30,857.92, 46,291.74 and 11,141.32 is: 16,713.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,857.92 : 46,291.74 = 11,141.32 : x
  2. Step 2: Convert to fraction form
    30,857.92/46,291.74 = 11,141.32/x
  3. Step 3: Cross multiply
    30,857.92x = 46,291.74 × 11,141.32
  4. Step 4: Simplify right side
    30,857.92x = 515,751,088.70
  5. Step 5: Solve for x
    x = 515,751,088.70/30,857.92
  6. Step 6: Final answer
    x = 16,713.73

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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.