Home / 18,240.05-27,361.52-5,761.04

Finding the Fourth Proportional to 18,240.05, 27,361.52 and 5,761.04

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Solution

The fourth proportional to 18,240.05, 27,361.52 and 5,761.04 is: 8,642.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,240.05 : 27,361.52 = 5,761.04 : x
  2. Step 2: Convert to fraction form
    18,240.05/27,361.52 = 5,761.04/x
  3. Step 3: Cross multiply
    18,240.05x = 27,361.52 × 5,761.04
  4. Step 4: Simplify right side
    18,240.05x = 157,630,837.28
  5. Step 5: Solve for x
    x = 157,630,837.28/18,240.05
  6. Step 6: Final answer
    x = 8,642.02

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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.