Home / 36,943.70-55,390.21-13,250.74

Finding the Fourth Proportional to 36,943.70, 55,390.21 and 13,250.74

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Solution

The fourth proportional to 36,943.70, 55,390.21 and 13,250.74 is: 19,867.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,943.70 : 55,390.21 = 13,250.74 : x
  2. Step 2: Convert to fraction form
    36,943.70/55,390.21 = 13,250.74/x
  3. Step 3: Cross multiply
    36,943.70x = 55,390.21 × 13,250.74
  4. Step 4: Simplify right side
    36,943.70x = 733,961,278.05
  5. Step 5: Solve for x
    x = 733,961,278.05/36,943.70
  6. Step 6: Final answer
    x = 19,867.02

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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.