Home / 12,361.53-18,536.66-5,338.23

Finding the Fourth Proportional to 12,361.53, 18,536.66 and 5,338.23

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Solution

The fourth proportional to 12,361.53, 18,536.66 and 5,338.23 is: 8,004.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,361.53 : 18,536.66 = 5,338.23 : x
  2. Step 2: Convert to fraction form
    12,361.53/18,536.66 = 5,338.23/x
  3. Step 3: Cross multiply
    12,361.53x = 18,536.66 × 5,338.23
  4. Step 4: Simplify right side
    12,361.53x = 98,952,927.82
  5. Step 5: Solve for x
    x = 98,952,927.82/12,361.53
  6. Step 6: Final answer
    x = 8,004.91

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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.