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Finding the Fourth Proportional to 25,665, 35,446.86 and 17,266.92

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Solution

The fourth proportional to 25,665, 35,446.86 and 17,266.92 is: 23,847.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,665 : 35,446.86 = 17,266.92 : x
  2. Step 2: Convert to fraction form
    25,665/35,446.86 = 17,266.92/x
  3. Step 3: Cross multiply
    25,665x = 35,446.86 × 17,266.92
  4. Step 4: Simplify right side
    25,665x = 612,058,095.87
  5. Step 5: Solve for x
    x = 612,058,095.87/25,665
  6. Step 6: Final answer
    x = 23,847.97

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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.