Home / 45,144.96-67,717.44-21,767.04

Finding the Fourth Proportional to 45,144.96, 67,717.44 and 21,767.04

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Solution

The fourth proportional to 45,144.96, 67,717.44 and 21,767.04 is: 32,650.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,144.96 : 67,717.44 = 21,767.04 : x
  2. Step 2: Convert to fraction form
    45,144.96/67,717.44 = 21,767.04/x
  3. Step 3: Cross multiply
    45,144.96x = 67,717.44 × 21,767.04
  4. Step 4: Simplify right side
    45,144.96x = 1,474,008,225.18
  5. Step 5: Solve for x
    x = 1,474,008,225.18/45,144.96
  6. Step 6: Final answer
    x = 32,650.56

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Similar ratio
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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.