Home / 13,389.18-20,092.98-4,624.11

Finding the Fourth Proportional to 13,389.18, 20,092.98 and 4,624.11

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Solution

The fourth proportional to 13,389.18, 20,092.98 and 4,624.11 is: 6,939.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,389.18 : 20,092.98 = 4,624.11 : x
  2. Step 2: Convert to fraction form
    13,389.18/20,092.98 = 4,624.11/x
  3. Step 3: Cross multiply
    13,389.18x = 20,092.98 × 4,624.11
  4. Step 4: Simplify right side
    13,389.18x = 92,912,149.75
  5. Step 5: Solve for x
    x = 92,912,149.75/13,389.18
  6. Step 6: Final answer
    x = 6,939.35

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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.