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Finding the Fourth Proportional to 25,994.70, 35,872.67 and 14,664.17

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Solution

The fourth proportional to 25,994.70, 35,872.67 and 14,664.17 is: 20,236.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,994.70 : 35,872.67 = 14,664.17 : x
  2. Step 2: Convert to fraction form
    25,994.70/35,872.67 = 14,664.17/x
  3. Step 3: Cross multiply
    25,994.70x = 35,872.67 × 14,664.17
  4. Step 4: Simplify right side
    25,994.70x = 526,043,057.58
  5. Step 5: Solve for x
    x = 526,043,057.58/25,994.70
  6. Step 6: Final answer
    x = 20,236.55

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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.