Home / 30,850.20-46,274.76-12,132.18

Finding the Fourth Proportional to 30,850.20, 46,274.76 and 12,132.18

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Solution

The fourth proportional to 30,850.20, 46,274.76 and 12,132.18 is: 18,198.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,850.20 : 46,274.76 = 12,132.18 : x
  2. Step 2: Convert to fraction form
    30,850.20/46,274.76 = 12,132.18/x
  3. Step 3: Cross multiply
    30,850.20x = 46,274.76 × 12,132.18
  4. Step 4: Simplify right side
    30,850.20x = 561,413,717.78
  5. Step 5: Solve for x
    x = 561,413,717.78/30,850.20
  6. Step 6: Final answer
    x = 18,198.06

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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.