Home / 18,411.62-25,408.17-10,027.94

Finding the Fourth Proportional to 18,411.62, 25,408.17 and 10,027.94

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Solution

The fourth proportional to 18,411.62, 25,408.17 and 10,027.94 is: 13,838.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,411.62 : 25,408.17 = 10,027.94 : x
  2. Step 2: Convert to fraction form
    18,411.62/25,408.17 = 10,027.94/x
  3. Step 3: Cross multiply
    18,411.62x = 25,408.17 × 10,027.94
  4. Step 4: Simplify right side
    18,411.62x = 254,791,604.27
  5. Step 5: Solve for x
    x = 254,791,604.27/18,411.62
  6. Step 6: Final answer
    x = 13,838.63

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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.