Home / 30,179.61-41,650.46-16,753.46

Finding the Fourth Proportional to 30,179.61, 41,650.46 and 16,753.46

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Solution

The fourth proportional to 30,179.61, 41,650.46 and 16,753.46 is: 23,121.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,179.61 : 41,650.46 = 16,753.46 : x
  2. Step 2: Convert to fraction form
    30,179.61/41,650.46 = 16,753.46/x
  3. Step 3: Cross multiply
    30,179.61x = 41,650.46 × 16,753.46
  4. Step 4: Simplify right side
    30,179.61x = 697,789,023.57
  5. Step 5: Solve for x
    x = 697,789,023.57/30,179.61
  6. Step 6: Final answer
    x = 23,121.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.