Home / 36,036.28-54,057.30-12,667.96

Finding the Fourth Proportional to 36,036.28, 54,057.30 and 12,667.96

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Solution

The fourth proportional to 36,036.28, 54,057.30 and 12,667.96 is: 19,002.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,036.28 : 54,057.30 = 12,667.96 : x
  2. Step 2: Convert to fraction form
    36,036.28/54,057.30 = 12,667.96/x
  3. Step 3: Cross multiply
    36,036.28x = 54,057.30 × 12,667.96
  4. Step 4: Simplify right side
    36,036.28x = 684,795,714.11
  5. Step 5: Solve for x
    x = 684,795,714.11/36,036.28
  6. Step 6: Final answer
    x = 19,002.95

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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.