Home / 30,758.09-46,131.91-8,573.68

Finding the Fourth Proportional to 30,758.09, 46,131.91 and 8,573.68

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Solution

The fourth proportional to 30,758.09, 46,131.91 and 8,573.68 is: 12,859.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,758.09 : 46,131.91 = 8,573.68 : x
  2. Step 2: Convert to fraction form
    30,758.09/46,131.91 = 8,573.68/x
  3. Step 3: Cross multiply
    30,758.09x = 46,131.91 × 8,573.68
  4. Step 4: Simplify right side
    30,758.09x = 395,520,097.36
  5. Step 5: Solve for x
    x = 395,520,097.36/30,758.09
  6. Step 6: Final answer
    x = 12,859.06

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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.