Home / 33,623.10-50,471.10-21,157.20

Finding the Fourth Proportional to 33,623.10, 50,471.10 and 21,157.20

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Solution

The fourth proportional to 33,623.10, 50,471.10 and 21,157.20 is: 31,758.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,623.10 : 50,471.10 = 21,157.20 : x
  2. Step 2: Convert to fraction form
    33,623.10/50,471.10 = 21,157.20/x
  3. Step 3: Cross multiply
    33,623.10x = 50,471.10 × 21,157.20
  4. Step 4: Simplify right side
    33,623.10x = 1,067,827,156.92
  5. Step 5: Solve for x
    x = 1,067,827,156.92/33,623.10
  6. Step 6: Final answer
    x = 31,758.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.