Home / 33,180.93-45,789.69-18,276.93

Finding the Fourth Proportional to 33,180.93, 45,789.69 and 18,276.93

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Solution

The fourth proportional to 33,180.93, 45,789.69 and 18,276.93 is: 25,222.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,180.93 : 45,789.69 = 18,276.93 : x
  2. Step 2: Convert to fraction form
    33,180.93/45,789.69 = 18,276.93/x
  3. Step 3: Cross multiply
    33,180.93x = 45,789.69 × 18,276.93
  4. Step 4: Simplify right side
    33,180.93x = 836,894,958.85
  5. Step 5: Solve for x
    x = 836,894,958.85/33,180.93
  6. Step 6: Final answer
    x = 25,222.17

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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.