Home / 33,002.75-45,525.16-19,560.80

Finding the Fourth Proportional to 33,002.75, 45,525.16 and 19,560.80

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Solution

The fourth proportional to 33,002.75, 45,525.16 and 19,560.80 is: 26,982.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,002.75 : 45,525.16 = 19,560.80 : x
  2. Step 2: Convert to fraction form
    33,002.75/45,525.16 = 19,560.80/x
  3. Step 3: Cross multiply
    33,002.75x = 45,525.16 × 19,560.80
  4. Step 4: Simplify right side
    33,002.75x = 890,508,549.73
  5. Step 5: Solve for x
    x = 890,508,549.73/33,002.75
  6. Step 6: Final answer
    x = 26,982.86

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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.