Home / 36,246.44-54,385.30-19,618.20

Finding the Fourth Proportional to 36,246.44, 54,385.30 and 19,618.20

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Solution

The fourth proportional to 36,246.44, 54,385.30 and 19,618.20 is: 29,435.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,246.44 : 54,385.30 = 19,618.20 : x
  2. Step 2: Convert to fraction form
    36,246.44/54,385.30 = 19,618.20/x
  3. Step 3: Cross multiply
    36,246.44x = 54,385.30 × 19,618.20
  4. Step 4: Simplify right side
    36,246.44x = 1,066,941,692.46
  5. Step 5: Solve for x
    x = 1,066,941,692.46/36,246.44
  6. Step 6: Final answer
    x = 29,435.77

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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.