Home / 17,045.44-23,553.22-13,278.34

Finding the Fourth Proportional to 17,045.44, 23,553.22 and 13,278.34

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Solution

The fourth proportional to 17,045.44, 23,553.22 and 13,278.34 is: 18,347.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,045.44 : 23,553.22 = 13,278.34 : x
  2. Step 2: Convert to fraction form
    17,045.44/23,553.22 = 13,278.34/x
  3. Step 3: Cross multiply
    17,045.44x = 23,553.22 × 13,278.34
  4. Step 4: Simplify right side
    17,045.44x = 312,747,591.81
  5. Step 5: Solve for x
    x = 312,747,591.81/17,045.44
  6. Step 6: Final answer
    x = 18,347.87

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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.