Home / 31,768.14-43,840.46-17,429.32

Finding the Fourth Proportional to 31,768.14, 43,840.46 and 17,429.32

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Solution

The fourth proportional to 31,768.14, 43,840.46 and 17,429.32 is: 24,052.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,768.14 : 43,840.46 = 17,429.32 : x
  2. Step 2: Convert to fraction form
    31,768.14/43,840.46 = 17,429.32/x
  3. Step 3: Cross multiply
    31,768.14x = 43,840.46 × 17,429.32
  4. Step 4: Simplify right side
    31,768.14x = 764,109,340.26
  5. Step 5: Solve for x
    x = 764,109,340.26/31,768.14
  6. Step 6: Final answer
    x = 24,052.69

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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.