Home / 15,418.70-23,090.77-8,824.90

Finding the Fourth Proportional to 15,418.70, 23,090.77 and 8,824.90

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Solution

The fourth proportional to 15,418.70, 23,090.77 and 8,824.90 is: 13,216.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,418.70 : 23,090.77 = 8,824.90 : x
  2. Step 2: Convert to fraction form
    15,418.70/23,090.77 = 8,824.90/x
  3. Step 3: Cross multiply
    15,418.70x = 23,090.77 × 8,824.90
  4. Step 4: Simplify right side
    15,418.70x = 203,773,736.17
  5. Step 5: Solve for x
    x = 203,773,736.17/15,418.70
  6. Step 6: Final answer
    x = 13,216.01

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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.