Home / 30,180.43-41,648.41-16,751.85

Finding the Fourth Proportional to 30,180.43, 41,648.41 and 16,751.85

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Solution

The fourth proportional to 30,180.43, 41,648.41 and 16,751.85 is: 23,117.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180.43 : 41,648.41 = 16,751.85 : x
  2. Step 2: Convert to fraction form
    30,180.43/41,648.41 = 16,751.85/x
  3. Step 3: Cross multiply
    30,180.43x = 41,648.41 × 16,751.85
  4. Step 4: Simplify right side
    30,180.43x = 697,687,917.06
  5. Step 5: Solve for x
    x = 697,687,917.06/30,180.43
  6. Step 6: Final answer
    x = 23,117.23

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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.