Home / 31,467.32-43,424.87-17,321.07

Finding the Fourth Proportional to 31,467.32, 43,424.87 and 17,321.07

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Solution

The fourth proportional to 31,467.32, 43,424.87 and 17,321.07 is: 23,903.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,467.32 : 43,424.87 = 17,321.07 : x
  2. Step 2: Convert to fraction form
    31,467.32/43,424.87 = 17,321.07/x
  3. Step 3: Cross multiply
    31,467.32x = 43,424.87 × 17,321.07
  4. Step 4: Simplify right side
    31,467.32x = 752,165,126.41
  5. Step 5: Solve for x
    x = 752,165,126.41/31,467.32
  6. Step 6: Final answer
    x = 23,903.06

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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.