Home / 24,380.36-36,563.04-12,687.20

Finding the Fourth Proportional to 24,380.36, 36,563.04 and 12,687.20

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Solution

The fourth proportional to 24,380.36, 36,563.04 and 12,687.20 is: 19,026.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,380.36 : 36,563.04 = 12,687.20 : x
  2. Step 2: Convert to fraction form
    24,380.36/36,563.04 = 12,687.20/x
  3. Step 3: Cross multiply
    24,380.36x = 36,563.04 × 12,687.20
  4. Step 4: Simplify right side
    24,380.36x = 463,882,601.09
  5. Step 5: Solve for x
    x = 463,882,601.09/24,380.36
  6. Step 6: Final answer
    x = 19,026.90

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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.