Home / 41,964.96-62,903.36-21,144.80

Finding the Fourth Proportional to 41,964.96, 62,903.36 and 21,144.80

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Solution

The fourth proportional to 41,964.96, 62,903.36 and 21,144.80 is: 31,694.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,964.96 : 62,903.36 = 21,144.80 : x
  2. Step 2: Convert to fraction form
    41,964.96/62,903.36 = 21,144.80/x
  3. Step 3: Cross multiply
    41,964.96x = 62,903.36 × 21,144.80
  4. Step 4: Simplify right side
    41,964.96x = 1,330,078,966.53
  5. Step 5: Solve for x
    x = 1,330,078,966.53/41,964.96
  6. Step 6: Final answer
    x = 31,694.99

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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.