Home / 40,458.36-60,694.83-12,377.88

Finding the Fourth Proportional to 40,458.36, 60,694.83 and 12,377.88

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Solution

The fourth proportional to 40,458.36, 60,694.83 and 12,377.88 is: 18,569.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,458.36 : 60,694.83 = 12,377.88 : x
  2. Step 2: Convert to fraction form
    40,458.36/60,694.83 = 12,377.88/x
  3. Step 3: Cross multiply
    40,458.36x = 60,694.83 × 12,377.88
  4. Step 4: Simplify right side
    40,458.36x = 751,273,503.55
  5. Step 5: Solve for x
    x = 751,273,503.55/40,458.36
  6. Step 6: Final answer
    x = 18,569.06

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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.