Home / 30,180.82-41,649.12-16,752.02

Finding the Fourth Proportional to 30,180.82, 41,649.12 and 16,752.02

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Solution

The fourth proportional to 30,180.82, 41,649.12 and 16,752.02 is: 23,117.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180.82 : 41,649.12 = 16,752.02 : x
  2. Step 2: Convert to fraction form
    30,180.82/41,649.12 = 16,752.02/x
  3. Step 3: Cross multiply
    30,180.82x = 41,649.12 × 16,752.02
  4. Step 4: Simplify right side
    30,180.82x = 697,706,891.22
  5. Step 5: Solve for x
    x = 697,706,891.22/30,180.82
  6. Step 6: Final answer
    x = 23,117.56

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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.