Home / 29,869.72-41,219.32-16,440.96

Finding the Fourth Proportional to 29,869.72, 41,219.32 and 16,440.96

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Solution

The fourth proportional to 29,869.72, 41,219.32 and 16,440.96 is: 22,688.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,869.72 : 41,219.32 = 16,440.96 : x
  2. Step 2: Convert to fraction form
    29,869.72/41,219.32 = 16,440.96/x
  3. Step 3: Cross multiply
    29,869.72x = 41,219.32 × 16,440.96
  4. Step 4: Simplify right side
    29,869.72x = 677,685,191.35
  5. Step 5: Solve for x
    x = 677,685,191.35/29,869.72
  6. Step 6: Final answer
    x = 22,688.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.