Home / 33,274.76-45,919.38-18,370.76

Finding the Fourth Proportional to 33,274.76, 45,919.38 and 18,370.76

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Solution

The fourth proportional to 33,274.76, 45,919.38 and 18,370.76 is: 25,351.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,274.76 : 45,919.38 = 18,370.76 : x
  2. Step 2: Convert to fraction form
    33,274.76/45,919.38 = 18,370.76/x
  3. Step 3: Cross multiply
    33,274.76x = 45,919.38 × 18,370.76
  4. Step 4: Simplify right side
    33,274.76x = 843,573,909.33
  5. Step 5: Solve for x
    x = 843,573,909.33/33,274.76
  6. Step 6: Final answer
    x = 25,351.77

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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.