Home / 40,234.42-60,362.52-12,155.39

Finding the Fourth Proportional to 40,234.42, 60,362.52 and 12,155.39

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Solution

The fourth proportional to 40,234.42, 60,362.52 and 12,155.39 is: 18,236.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,234.42 : 60,362.52 = 12,155.39 : x
  2. Step 2: Convert to fraction form
    40,234.42/60,362.52 = 12,155.39/x
  3. Step 3: Cross multiply
    40,234.42x = 60,362.52 × 12,155.39
  4. Step 4: Simplify right side
    40,234.42x = 733,729,971.98
  5. Step 5: Solve for x
    x = 733,729,971.98/40,234.42
  6. Step 6: Final answer
    x = 18,236.38

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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.