Home / 31,329.92-43,236.24-17,183.72

Finding the Fourth Proportional to 31,329.92, 43,236.24 and 17,183.72

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Solution

The fourth proportional to 31,329.92, 43,236.24 and 17,183.72 is: 23,714.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,329.92 : 43,236.24 = 17,183.72 : x
  2. Step 2: Convert to fraction form
    31,329.92/43,236.24 = 17,183.72/x
  3. Step 3: Cross multiply
    31,329.92x = 43,236.24 × 17,183.72
  4. Step 4: Simplify right side
    31,329.92x = 742,959,442.01
  5. Step 5: Solve for x
    x = 742,959,442.01/31,329.92
  6. Step 6: Final answer
    x = 23,714.05

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1.5x scale

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.