Home / 36,443.18-54,680.64-12,767.73

Finding the Fourth Proportional to 36,443.18, 54,680.64 and 12,767.73

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Solution

The fourth proportional to 36,443.18, 54,680.64 and 12,767.73 is: 19,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,443.18 : 54,680.64 = 12,767.73 : x
  2. Step 2: Convert to fraction form
    36,443.18/54,680.64 = 12,767.73/x
  3. Step 3: Cross multiply
    36,443.18x = 54,680.64 × 12,767.73
  4. Step 4: Simplify right side
    36,443.18x = 698,147,394.82
  5. Step 5: Solve for x
    x = 698,147,394.82/36,443.18
  6. Step 6: Final answer
    x = 19,157.15

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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.