Home / 24,380.78-36,576.27-13,855.68

Finding the Fourth Proportional to 24,380.78, 36,576.27 and 13,855.68

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Solution

The fourth proportional to 24,380.78, 36,576.27 and 13,855.68 is: 20,786.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,380.78 : 36,576.27 = 13,855.68 : x
  2. Step 2: Convert to fraction form
    24,380.78/36,576.27 = 13,855.68/x
  3. Step 3: Cross multiply
    24,380.78x = 36,576.27 × 13,855.68
  4. Step 4: Simplify right side
    24,380.78x = 506,789,092.71
  5. Step 5: Solve for x
    x = 506,789,092.71/24,380.78
  6. Step 6: Final answer
    x = 20,786.42

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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.