Home / 22,795.40-34,160.70-15,861.80

Finding the Fourth Proportional to 22,795.40, 34,160.70 and 15,861.80

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Solution

The fourth proportional to 22,795.40, 34,160.70 and 15,861.80 is: 23,770.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,795.40 : 34,160.70 = 15,861.80 : x
  2. Step 2: Convert to fraction form
    22,795.40/34,160.70 = 15,861.80/x
  3. Step 3: Cross multiply
    22,795.40x = 34,160.70 × 15,861.80
  4. Step 4: Simplify right side
    22,795.40x = 541,850,191.26
  5. Step 5: Solve for x
    x = 541,850,191.26/22,795.40
  6. Step 6: Final answer
    x = 23,770.15

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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.