Home / 36,231.30-54,356.40-14,045.40

Finding the Fourth Proportional to 36,231.30, 54,356.40 and 14,045.40

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Solution

The fourth proportional to 36,231.30, 54,356.40 and 14,045.40 is: 21,071.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,231.30 : 54,356.40 = 14,045.40 : x
  2. Step 2: Convert to fraction form
    36,231.30/54,356.40 = 14,045.40/x
  3. Step 3: Cross multiply
    36,231.30x = 54,356.40 × 14,045.40
  4. Step 4: Simplify right side
    36,231.30x = 763,457,380.56
  5. Step 5: Solve for x
    x = 763,457,380.56/36,231.30
  6. Step 6: Final answer
    x = 21,071.76

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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.