Home / 31,183.32-43,035.96-17,038.32

Finding the Fourth Proportional to 31,183.32, 43,035.96 and 17,038.32

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Solution

The fourth proportional to 31,183.32, 43,035.96 and 17,038.32 is: 23,514.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,183.32 : 43,035.96 = 17,038.32 : x
  2. Step 2: Convert to fraction form
    31,183.32/43,035.96 = 17,038.32/x
  3. Step 3: Cross multiply
    31,183.32x = 43,035.96 × 17,038.32
  4. Step 4: Simplify right side
    31,183.32x = 733,260,457.99
  5. Step 5: Solve for x
    x = 733,260,457.99/31,183.32
  6. Step 6: Final answer
    x = 23,514.51

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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.