Home / 31,474.68-43,435.08-17,327.22

Finding the Fourth Proportional to 31,474.68, 43,435.08 and 17,327.22

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Solution

The fourth proportional to 31,474.68, 43,435.08 and 17,327.22 is: 23,911.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,474.68 : 43,435.08 = 17,327.22 : x
  2. Step 2: Convert to fraction form
    31,474.68/43,435.08 = 17,327.22/x
  3. Step 3: Cross multiply
    31,474.68x = 43,435.08 × 17,327.22
  4. Step 4: Simplify right side
    31,474.68x = 752,609,186.88
  5. Step 5: Solve for x
    x = 752,609,186.88/31,474.68
  6. Step 6: Final answer
    x = 23,911.58

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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.