Home / 30,644.13-45,924.68-15,863.43

Finding the Fourth Proportional to 30,644.13, 45,924.68 and 15,863.43

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Solution

The fourth proportional to 30,644.13, 45,924.68 and 15,863.43 is: 23,773.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,644.13 : 45,924.68 = 15,863.43 : x
  2. Step 2: Convert to fraction form
    30,644.13/45,924.68 = 15,863.43/x
  3. Step 3: Cross multiply
    30,644.13x = 45,924.68 × 15,863.43
  4. Step 4: Simplify right side
    30,644.13x = 728,522,810.77
  5. Step 5: Solve for x
    x = 728,522,810.77/30,644.13
  6. Step 6: Final answer
    x = 23,773.65

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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.