Home / 29,137.31-43,715.20-10,416.94

Finding the Fourth Proportional to 29,137.31, 43,715.20 and 10,416.94

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Solution

The fourth proportional to 29,137.31, 43,715.20 and 10,416.94 is: 15,628.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,137.31 : 43,715.20 = 10,416.94 : x
  2. Step 2: Convert to fraction form
    29,137.31/43,715.20 = 10,416.94/x
  3. Step 3: Cross multiply
    29,137.31x = 43,715.20 × 10,416.94
  4. Step 4: Simplify right side
    29,137.31x = 455,378,615.49
  5. Step 5: Solve for x
    x = 455,378,615.49/29,137.31
  6. Step 6: Final answer
    x = 15,628.71

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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.