Home / 14,259.18-21,379.89-5,492.04

Finding the Fourth Proportional to 14,259.18, 21,379.89 and 5,492.04

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Solution

The fourth proportional to 14,259.18, 21,379.89 and 5,492.04 is: 8,234.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,259.18 : 21,379.89 = 5,492.04 : x
  2. Step 2: Convert to fraction form
    14,259.18/21,379.89 = 5,492.04/x
  3. Step 3: Cross multiply
    14,259.18x = 21,379.89 × 5,492.04
  4. Step 4: Simplify right side
    14,259.18x = 117,419,211.08
  5. Step 5: Solve for x
    x = 117,419,211.08/14,259.18
  6. Step 6: Final answer
    x = 8,234.64

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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.