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Finding the Fourth Proportional to 17,241.54, 23,785.29 and 10,865.22

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Solution

The fourth proportional to 17,241.54, 23,785.29 and 10,865.22 is: 14,988.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,241.54 : 23,785.29 = 10,865.22 : x
  2. Step 2: Convert to fraction form
    17,241.54/23,785.29 = 10,865.22/x
  3. Step 3: Cross multiply
    17,241.54x = 23,785.29 × 10,865.22
  4. Step 4: Simplify right side
    17,241.54x = 258,432,408.61
  5. Step 5: Solve for x
    x = 258,432,408.61/17,241.54
  6. Step 6: Final answer
    x = 14,988.94

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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.