Home / 29,153.28-43,730.82-9,431.94

Finding the Fourth Proportional to 29,153.28, 43,730.82 and 9,431.94

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Solution

The fourth proportional to 29,153.28, 43,730.82 and 9,431.94 is: 14,148.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,153.28 : 43,730.82 = 9,431.94 : x
  2. Step 2: Convert to fraction form
    29,153.28/43,730.82 = 9,431.94/x
  3. Step 3: Cross multiply
    29,153.28x = 43,730.82 × 9,431.94
  4. Step 4: Simplify right side
    29,153.28x = 412,466,470.39
  5. Step 5: Solve for x
    x = 412,466,470.39/29,153.28
  6. Step 6: Final answer
    x = 14,148.20

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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.