Home / 15,414.84-23,129.64-14,764.86

Finding the Fourth Proportional to 15,414.84, 23,129.64 and 14,764.86

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Solution

The fourth proportional to 15,414.84, 23,129.64 and 14,764.86 is: 22,154.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,414.84 : 23,129.64 = 14,764.86 : x
  2. Step 2: Convert to fraction form
    15,414.84/23,129.64 = 14,764.86/x
  3. Step 3: Cross multiply
    15,414.84x = 23,129.64 × 14,764.86
  4. Step 4: Simplify right side
    15,414.84x = 341,505,896.45
  5. Step 5: Solve for x
    x = 341,505,896.45/15,414.84
  6. Step 6: Final answer
    x = 22,154.36

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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.