Home / 12,322.28-18,485.04-4,536.56

Finding the Fourth Proportional to 12,322.28, 18,485.04 and 4,536.56

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Solution

The fourth proportional to 12,322.28, 18,485.04 and 4,536.56 is: 6,805.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,322.28 : 18,485.04 = 4,536.56 : x
  2. Step 2: Convert to fraction form
    12,322.28/18,485.04 = 4,536.56/x
  3. Step 3: Cross multiply
    12,322.28x = 18,485.04 × 4,536.56
  4. Step 4: Simplify right side
    12,322.28x = 83,858,493.06
  5. Step 5: Solve for x
    x = 83,858,493.06/12,322.28
  6. Step 6: Final answer
    x = 6,805.44

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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.