Home / 15,022.10-22,534.50-3,928.61

Finding the Fourth Proportional to 15,022.10, 22,534.50 and 3,928.61

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Solution

The fourth proportional to 15,022.10, 22,534.50 and 3,928.61 is: 5,893.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,022.10 : 22,534.50 = 3,928.61 : x
  2. Step 2: Convert to fraction form
    15,022.10/22,534.50 = 3,928.61/x
  3. Step 3: Cross multiply
    15,022.10x = 22,534.50 × 3,928.61
  4. Step 4: Simplify right side
    15,022.10x = 88,529,262.05
  5. Step 5: Solve for x
    x = 88,529,262.05/15,022.10
  6. Step 6: Final answer
    x = 5,893.27

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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.