Home / 47,418.79-71,131.85-14,136.29

Finding the Fourth Proportional to 47,418.79, 71,131.85 and 14,136.29

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Solution

The fourth proportional to 47,418.79, 71,131.85 and 14,136.29 is: 21,205.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,418.79 : 71,131.85 = 14,136.29 : x
  2. Step 2: Convert to fraction form
    47,418.79/71,131.85 = 14,136.29/x
  3. Step 3: Cross multiply
    47,418.79x = 71,131.85 × 14,136.29
  4. Step 4: Simplify right side
    47,418.79x = 1,005,540,620.00
  5. Step 5: Solve for x
    x = 1,005,540,620.00/47,418.79
  6. Step 6: Final answer
    x = 21,205.53

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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.