Home / 40,460.46-60,699.60-12,380.73

Finding the Fourth Proportional to 40,460.46, 60,699.60 and 12,380.73

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Solution

The fourth proportional to 40,460.46, 60,699.60 and 12,380.73 is: 18,573.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,460.46 : 60,699.60 = 12,380.73 : x
  2. Step 2: Convert to fraction form
    40,460.46/60,699.60 = 12,380.73/x
  3. Step 3: Cross multiply
    40,460.46x = 60,699.60 × 12,380.73
  4. Step 4: Simplify right side
    40,460.46x = 751,505,358.71
  5. Step 5: Solve for x
    x = 751,505,358.71/40,460.46
  6. Step 6: Final answer
    x = 18,573.82

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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.