Home / 23,523.21-35,221.64-12,406.77

Finding the Fourth Proportional to 23,523.21, 35,221.64 and 12,406.77

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Solution

The fourth proportional to 23,523.21, 35,221.64 and 12,406.77 is: 18,576.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,523.21 : 35,221.64 = 12,406.77 : x
  2. Step 2: Convert to fraction form
    23,523.21/35,221.64 = 12,406.77/x
  3. Step 3: Cross multiply
    23,523.21x = 35,221.64 × 12,406.77
  4. Step 4: Simplify right side
    23,523.21x = 436,986,724.47
  5. Step 5: Solve for x
    x = 436,986,724.47/23,523.21
  6. Step 6: Final answer
    x = 18,576.83

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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.