Home / 40,326.21-60,489.41-12,246.48

Finding the Fourth Proportional to 40,326.21, 60,489.41 and 12,246.48

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Solution

The fourth proportional to 40,326.21, 60,489.41 and 12,246.48 is: 18,369.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,326.21 : 60,489.41 = 12,246.48 : x
  2. Step 2: Convert to fraction form
    40,326.21/60,489.41 = 12,246.48/x
  3. Step 3: Cross multiply
    40,326.21x = 60,489.41 × 12,246.48
  4. Step 4: Simplify right side
    40,326.21x = 740,782,288.54
  5. Step 5: Solve for x
    x = 740,782,288.54/40,326.21
  6. Step 6: Final answer
    x = 18,369.75

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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.