Home / 13,884.98-20,829.74-4,397.94

Finding the Fourth Proportional to 13,884.98, 20,829.74 and 4,397.94

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Solution

The fourth proportional to 13,884.98, 20,829.74 and 4,397.94 is: 6,597.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,884.98 : 20,829.74 = 4,397.94 : x
  2. Step 2: Convert to fraction form
    13,884.98/20,829.74 = 4,397.94/x
  3. Step 3: Cross multiply
    13,884.98x = 20,829.74 × 4,397.94
  4. Step 4: Simplify right side
    13,884.98x = 91,607,924.75
  5. Step 5: Solve for x
    x = 91,607,924.75/13,884.98
  6. Step 6: Final answer
    x = 6,597.63

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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.