Home / 53,651.21-80,476.82-14,211.41

Finding the Fourth Proportional to 53,651.21, 80,476.82 and 14,211.41

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Solution

The fourth proportional to 53,651.21, 80,476.82 and 14,211.41 is: 21,317.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,651.21 : 80,476.82 = 14,211.41 : x
  2. Step 2: Convert to fraction form
    53,651.21/80,476.82 = 14,211.41/x
  3. Step 3: Cross multiply
    53,651.21x = 80,476.82 × 14,211.41
  4. Step 4: Simplify right side
    53,651.21x = 1,143,688,611.08
  5. Step 5: Solve for x
    x = 1,143,688,611.08/53,651.21
  6. Step 6: Final answer
    x = 21,317.11

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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.