Home / 18,260.10-27,361.44-13,864.14

Finding the Fourth Proportional to 18,260.10, 27,361.44 and 13,864.14

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Solution

The fourth proportional to 18,260.10, 27,361.44 and 13,864.14 is: 20,774.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260.10 : 27,361.44 = 13,864.14 : x
  2. Step 2: Convert to fraction form
    18,260.10/27,361.44 = 13,864.14/x
  3. Step 3: Cross multiply
    18,260.10x = 27,361.44 × 13,864.14
  4. Step 4: Simplify right side
    18,260.10x = 379,342,834.76
  5. Step 5: Solve for x
    x = 379,342,834.76/18,260.10
  6. Step 6: Final answer
    x = 20,774.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.