Home / 16,213.09-24,319.64-8,405.50

Finding the Fourth Proportional to 16,213.09, 24,319.64 and 8,405.50

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Solution

The fourth proportional to 16,213.09, 24,319.64 and 8,405.50 is: 12,608.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,213.09 : 24,319.64 = 8,405.50 : x
  2. Step 2: Convert to fraction form
    16,213.09/24,319.64 = 8,405.50/x
  3. Step 3: Cross multiply
    16,213.09x = 24,319.64 × 8,405.50
  4. Step 4: Simplify right side
    16,213.09x = 204,418,734.02
  5. Step 5: Solve for x
    x = 204,418,734.02/16,213.09
  6. Step 6: Final answer
    x = 12,608.25

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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.