Home / 33,245.45-45,872.45-19,817.96

Finding the Fourth Proportional to 33,245.45, 45,872.45 and 19,817.96

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Solution

The fourth proportional to 33,245.45, 45,872.45 and 19,817.96 is: 27,345.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,245.45 : 45,872.45 = 19,817.96 : x
  2. Step 2: Convert to fraction form
    33,245.45/45,872.45 = 19,817.96/x
  3. Step 3: Cross multiply
    33,245.45x = 45,872.45 × 19,817.96
  4. Step 4: Simplify right side
    33,245.45x = 909,098,280.11
  5. Step 5: Solve for x
    x = 909,098,280.11/33,245.45
  6. Step 6: Final answer
    x = 27,345.04

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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.