Home / 30,857.22-46,288.26-11,137.77

Finding the Fourth Proportional to 30,857.22, 46,288.26 and 11,137.77

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Solution

The fourth proportional to 30,857.22, 46,288.26 and 11,137.77 is: 16,707.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,857.22 : 46,288.26 = 11,137.77 : x
  2. Step 2: Convert to fraction form
    30,857.22/46,288.26 = 11,137.77/x
  3. Step 3: Cross multiply
    30,857.22x = 46,288.26 × 11,137.77
  4. Step 4: Simplify right side
    30,857.22x = 515,547,993.58
  5. Step 5: Solve for x
    x = 515,547,993.58/30,857.22
  6. Step 6: Final answer
    x = 16,707.53

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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.