Home / 51,153.30-76,695.24-17,855.16

Finding the Fourth Proportional to 51,153.30, 76,695.24 and 17,855.16

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Solution

The fourth proportional to 51,153.30, 76,695.24 and 17,855.16 is: 26,770.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,153.30 : 76,695.24 = 17,855.16 : x
  2. Step 2: Convert to fraction form
    51,153.30/76,695.24 = 17,855.16/x
  3. Step 3: Cross multiply
    51,153.30x = 76,695.24 × 17,855.16
  4. Step 4: Simplify right side
    51,153.30x = 1,369,405,781.44
  5. Step 5: Solve for x
    x = 1,369,405,781.44/51,153.30
  6. Step 6: Final answer
    x = 26,770.62

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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.