Home / 33,242.70-45,882.80-19,103.75

Finding the Fourth Proportional to 33,242.70, 45,882.80 and 19,103.75

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Solution

The fourth proportional to 33,242.70, 45,882.80 and 19,103.75 is: 26,367.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,242.70 : 45,882.80 = 19,103.75 : x
  2. Step 2: Convert to fraction form
    33,242.70/45,882.80 = 19,103.75/x
  3. Step 3: Cross multiply
    33,242.70x = 45,882.80 × 19,103.75
  4. Step 4: Simplify right side
    33,242.70x = 876,533,566.73
  5. Step 5: Solve for x
    x = 876,533,566.73/33,242.70
  6. Step 6: Final answer
    x = 26,367.70

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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.