Home / 24,447.45-36,649.29-12,768.87

Finding the Fourth Proportional to 24,447.45, 36,649.29 and 12,768.87

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Solution

The fourth proportional to 24,447.45, 36,649.29 and 12,768.87 is: 19,141.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,447.45 : 36,649.29 = 12,768.87 : x
  2. Step 2: Convert to fraction form
    24,447.45/36,649.29 = 12,768.87/x
  3. Step 3: Cross multiply
    24,447.45x = 36,649.29 × 12,768.87
  4. Step 4: Simplify right side
    24,447.45x = 467,970,019.60
  5. Step 5: Solve for x
    x = 467,970,019.60/24,447.45
  6. Step 6: Final answer
    x = 19,141.87

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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.