Home / 36,199.46-54,306.43-12,507.86

Finding the Fourth Proportional to 36,199.46, 54,306.43 and 12,507.86

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Solution

The fourth proportional to 36,199.46, 54,306.43 and 12,507.86 is: 18,764.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,199.46 : 54,306.43 = 12,507.86 : x
  2. Step 2: Convert to fraction form
    36,199.46/54,306.43 = 12,507.86/x
  3. Step 3: Cross multiply
    36,199.46x = 54,306.43 × 12,507.86
  4. Step 4: Simplify right side
    36,199.46x = 679,257,328.04
  5. Step 5: Solve for x
    x = 679,257,328.04/36,199.46
  6. Step 6: Final answer
    x = 18,764.29

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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.