Home / 30,182.15-41,649.43-18,850.98

Finding the Fourth Proportional to 30,182.15, 41,649.43 and 18,850.98

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Solution

The fourth proportional to 30,182.15, 41,649.43 and 18,850.98 is: 26,013.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,182.15 : 41,649.43 = 18,850.98 : x
  2. Step 2: Convert to fraction form
    30,182.15/41,649.43 = 18,850.98/x
  3. Step 3: Cross multiply
    30,182.15x = 41,649.43 × 18,850.98
  4. Step 4: Simplify right side
    30,182.15x = 785,132,571.94
  5. Step 5: Solve for x
    x = 785,132,571.94/30,182.15
  6. Step 6: Final answer
    x = 26,013.14

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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.