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Finding the Fourth Proportional to 63,820.65, 95,744.79 and 19,446.24

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Solution

The fourth proportional to 63,820.65, 95,744.79 and 19,446.24 is: 29,173.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,820.65 : 95,744.79 = 19,446.24 : x
  2. Step 2: Convert to fraction form
    63,820.65/95,744.79 = 19,446.24/x
  3. Step 3: Cross multiply
    63,820.65x = 95,744.79 × 19,446.24
  4. Step 4: Simplify right side
    63,820.65x = 1,861,876,165.09
  5. Step 5: Solve for x
    x = 1,861,876,165.09/63,820.65
  6. Step 6: Final answer
    x = 29,173.57

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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.