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Finding the Fourth Proportional to 35,687.92, 49,247.88 and 19,773.04

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Solution

The fourth proportional to 35,687.92, 49,247.88 and 19,773.04 is: 27,285.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,687.92 : 49,247.88 = 19,773.04 : x
  2. Step 2: Convert to fraction form
    35,687.92/49,247.88 = 19,773.04/x
  3. Step 3: Cross multiply
    35,687.92x = 49,247.88 × 19,773.04
  4. Step 4: Simplify right side
    35,687.92x = 973,780,301.16
  5. Step 5: Solve for x
    x = 973,780,301.16/35,687.92
  6. Step 6: Final answer
    x = 27,285.99

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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.