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Finding the Fourth Proportional to 25,906.84, 35,748.26 and 16,343.12

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Solution

The fourth proportional to 25,906.84, 35,748.26 and 16,343.12 is: 22,551.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,906.84 : 35,748.26 = 16,343.12 : x
  2. Step 2: Convert to fraction form
    25,906.84/35,748.26 = 16,343.12/x
  3. Step 3: Cross multiply
    25,906.84x = 35,748.26 × 16,343.12
  4. Step 4: Simplify right side
    25,906.84x = 584,238,016.79
  5. Step 5: Solve for x
    x = 584,238,016.79/25,906.84
  6. Step 6: Final answer
    x = 22,551.50

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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.