Home / 15,418.20-23,090.01-8,824.41

Finding the Fourth Proportional to 15,418.20, 23,090.01 and 8,824.41

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Solution

The fourth proportional to 15,418.20, 23,090.01 and 8,824.41 is: 13,215.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,418.20 : 23,090.01 = 8,824.41 : x
  2. Step 2: Convert to fraction form
    15,418.20/23,090.01 = 8,824.41/x
  3. Step 3: Cross multiply
    15,418.20x = 23,090.01 × 8,824.41
  4. Step 4: Simplify right side
    15,418.20x = 203,755,715.14
  5. Step 5: Solve for x
    x = 203,755,715.14/15,418.20
  6. Step 6: Final answer
    x = 13,215.27

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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.