Home / 12,464.52-18,685.23-6,540.18

Finding the Fourth Proportional to 12,464.52, 18,685.23 and 6,540.18

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Solution

The fourth proportional to 12,464.52, 18,685.23 and 6,540.18 is: 9,804.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464.52 : 18,685.23 = 6,540.18 : x
  2. Step 2: Convert to fraction form
    12,464.52/18,685.23 = 6,540.18/x
  3. Step 3: Cross multiply
    12,464.52x = 18,685.23 × 6,540.18
  4. Step 4: Simplify right side
    12,464.52x = 122,204,767.54
  5. Step 5: Solve for x
    x = 122,204,767.54/12,464.52
  6. Step 6: Final answer
    x = 9,804.21

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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.