Home / 30,305.35-41,819.92-17,557.91

Finding the Fourth Proportional to 30,305.35, 41,819.92 and 17,557.91

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Solution

The fourth proportional to 30,305.35, 41,819.92 and 17,557.91 is: 24,229.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,305.35 : 41,819.92 = 17,557.91 : x
  2. Step 2: Convert to fraction form
    30,305.35/41,819.92 = 17,557.91/x
  3. Step 3: Cross multiply
    30,305.35x = 41,819.92 × 17,557.91
  4. Step 4: Simplify right side
    30,305.35x = 734,270,138.57
  5. Step 5: Solve for x
    x = 734,270,138.57/30,305.35
  6. Step 6: Final answer
    x = 24,229.06

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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.