Home / 40,310.22-60,455.61-12,608.22

Finding the Fourth Proportional to 40,310.22, 60,455.61 and 12,608.22

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Solution

The fourth proportional to 40,310.22, 60,455.61 and 12,608.22 is: 18,909.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,310.22 : 60,455.61 = 12,608.22 : x
  2. Step 2: Convert to fraction form
    40,310.22/60,455.61 = 12,608.22/x
  3. Step 3: Cross multiply
    40,310.22x = 60,455.61 × 12,608.22
  4. Step 4: Simplify right side
    40,310.22x = 762,237,631.11
  5. Step 5: Solve for x
    x = 762,237,631.11/40,310.22
  6. Step 6: Final answer
    x = 18,909.29

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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.