Home / 15,770.10-23,664.34-8,755.98

Finding the Fourth Proportional to 15,770.10, 23,664.34 and 8,755.98

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Solution

The fourth proportional to 15,770.10, 23,664.34 and 8,755.98 is: 13,139.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,770.10 : 23,664.34 = 8,755.98 : x
  2. Step 2: Convert to fraction form
    15,770.10/23,664.34 = 8,755.98/x
  3. Step 3: Cross multiply
    15,770.10x = 23,664.34 × 8,755.98
  4. Step 4: Simplify right side
    15,770.10x = 207,204,487.75
  5. Step 5: Solve for x
    x = 207,204,487.75/15,770.10
  6. Step 6: Final answer
    x = 13,139.07

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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.