Home / 33,022.50-45,520.66-20,252.04

Finding the Fourth Proportional to 33,022.50, 45,520.66 and 20,252.04

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Solution

The fourth proportional to 33,022.50, 45,520.66 and 20,252.04 is: 27,916.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,022.50 : 45,520.66 = 20,252.04 : x
  2. Step 2: Convert to fraction form
    33,022.50/45,520.66 = 20,252.04/x
  3. Step 3: Cross multiply
    33,022.50x = 45,520.66 × 20,252.04
  4. Step 4: Simplify right side
    33,022.50x = 921,886,227.15
  5. Step 5: Solve for x
    x = 921,886,227.15/33,022.50
  6. Step 6: Final answer
    x = 27,916.91

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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.