Home / 29,305.72-43,957.20-9,581.68

Finding the Fourth Proportional to 29,305.72, 43,957.20 and 9,581.68

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Solution

The fourth proportional to 29,305.72, 43,957.20 and 9,581.68 is: 14,372.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,305.72 : 43,957.20 = 9,581.68 : x
  2. Step 2: Convert to fraction form
    29,305.72/43,957.20 = 9,581.68/x
  3. Step 3: Cross multiply
    29,305.72x = 43,957.20 × 9,581.68
  4. Step 4: Simplify right side
    29,305.72x = 421,183,824.10
  5. Step 5: Solve for x
    x = 421,183,824.10/29,305.72
  6. Step 6: Final answer
    x = 14,372.07

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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.