Home / 30,180.62-41,649.93-16,751.68

Finding the Fourth Proportional to 30,180.62, 41,649.93 and 16,751.68

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Solution

The fourth proportional to 30,180.62, 41,649.93 and 16,751.68 is: 23,117.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180.62 : 41,649.93 = 16,751.68 : x
  2. Step 2: Convert to fraction form
    30,180.62/41,649.93 = 16,751.68/x
  3. Step 3: Cross multiply
    30,180.62x = 41,649.93 × 16,751.68
  4. Step 4: Simplify right side
    30,180.62x = 697,706,195.26
  5. Step 5: Solve for x
    x = 697,706,195.26/30,180.62
  6. Step 6: Final answer
    x = 23,117.69

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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.