Home / 18,248.12-27,361.19-7,141.58

Finding the Fourth Proportional to 18,248.12, 27,361.19 and 7,141.58

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Solution

The fourth proportional to 18,248.12, 27,361.19 and 7,141.58 is: 10,708.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,248.12 : 27,361.19 = 7,141.58 : x
  2. Step 2: Convert to fraction form
    18,248.12/27,361.19 = 7,141.58/x
  3. Step 3: Cross multiply
    18,248.12x = 27,361.19 × 7,141.58
  4. Step 4: Simplify right side
    18,248.12x = 195,401,954.77
  5. Step 5: Solve for x
    x = 195,401,954.77/18,248.12
  6. Step 6: Final answer
    x = 10,708.06

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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.