Home / 17,320.42-23,889.56-13,241.44

Finding the Fourth Proportional to 17,320.42, 23,889.56 and 13,241.44

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Solution

The fourth proportional to 17,320.42, 23,889.56 and 13,241.44 is: 18,263.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,320.42 : 23,889.56 = 13,241.44 : x
  2. Step 2: Convert to fraction form
    17,320.42/23,889.56 = 13,241.44/x
  3. Step 3: Cross multiply
    17,320.42x = 23,889.56 × 13,241.44
  4. Step 4: Simplify right side
    17,320.42x = 316,332,049.44
  5. Step 5: Solve for x
    x = 316,332,049.44/17,320.42
  6. Step 6: Final answer
    x = 18,263.53

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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.