Home / 12,023.52-18,035.36-3,703.60

Finding the Fourth Proportional to 12,023.52, 18,035.36 and 3,703.60

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Solution

The fourth proportional to 12,023.52, 18,035.36 and 3,703.60 is: 5,555.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,023.52 : 18,035.36 = 3,703.60 : x
  2. Step 2: Convert to fraction form
    12,023.52/18,035.36 = 3,703.60/x
  3. Step 3: Cross multiply
    12,023.52x = 18,035.36 × 3,703.60
  4. Step 4: Simplify right side
    12,023.52x = 66,795,759.30
  5. Step 5: Solve for x
    x = 66,795,759.30/12,023.52
  6. Step 6: Final answer
    x = 5,555.42

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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.