Home / 40,399.66-60,611.82-14,106.64

Finding the Fourth Proportional to 40,399.66, 60,611.82 and 14,106.64

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Solution

The fourth proportional to 40,399.66, 60,611.82 and 14,106.64 is: 21,164.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,399.66 : 60,611.82 = 14,106.64 : x
  2. Step 2: Convert to fraction form
    40,399.66/60,611.82 = 14,106.64/x
  3. Step 3: Cross multiply
    40,399.66x = 60,611.82 × 14,106.64
  4. Step 4: Simplify right side
    40,399.66x = 855,029,124.48
  5. Step 5: Solve for x
    x = 855,029,124.48/40,399.66
  6. Step 6: Final answer
    x = 21,164.27

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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.