Home / 30,408.52-45,619.18-11,433.27

Finding the Fourth Proportional to 30,408.52, 45,619.18 and 11,433.27

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Solution

The fourth proportional to 30,408.52, 45,619.18 and 11,433.27 is: 17,152.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,408.52 : 45,619.18 = 11,433.27 : x
  2. Step 2: Convert to fraction form
    30,408.52/45,619.18 = 11,433.27/x
  3. Step 3: Cross multiply
    30,408.52x = 45,619.18 × 11,433.27
  4. Step 4: Simplify right side
    30,408.52x = 521,576,544.75
  5. Step 5: Solve for x
    x = 521,576,544.75/30,408.52
  6. Step 6: Final answer
    x = 17,152.32

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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.