Home / 33,304.95-45,961.20-18,198.05

Finding the Fourth Proportional to 33,304.95, 45,961.20 and 18,198.05

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Solution

The fourth proportional to 33,304.95, 45,961.20 and 18,198.05 is: 25,113.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,304.95 : 45,961.20 = 18,198.05 : x
  2. Step 2: Convert to fraction form
    33,304.95/45,961.20 = 18,198.05/x
  3. Step 3: Cross multiply
    33,304.95x = 45,961.20 × 18,198.05
  4. Step 4: Simplify right side
    33,304.95x = 836,403,985.85
  5. Step 5: Solve for x
    x = 836,403,985.85/33,304.95
  6. Step 6: Final answer
    x = 25,113.50

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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.