Home / 33,098.76-45,675.36-17,990.91

Finding the Fourth Proportional to 33,098.76, 45,675.36 and 17,990.91

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Solution

The fourth proportional to 33,098.76, 45,675.36 and 17,990.91 is: 24,826.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,098.76 : 45,675.36 = 17,990.91 : x
  2. Step 2: Convert to fraction form
    33,098.76/45,675.36 = 17,990.91/x
  3. Step 3: Cross multiply
    33,098.76x = 45,675.36 × 17,990.91
  4. Step 4: Simplify right side
    33,098.76x = 821,741,290.98
  5. Step 5: Solve for x
    x = 821,741,290.98/33,098.76
  6. Step 6: Final answer
    x = 24,826.95

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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.